{"title":"Laser Modules \u0026 IR Emitters","description":"\u003cp\u003eExplore our range of \u003cstrong\u003elaser modules and infrared (IR) emitters\u003c\/strong\u003e for Arduino, robotics, and optical sensing projects. From 650nm red laser dot and line modules for alignment, targeting, and tripwire systems, to 940nm IR emitter modules and bare IR LEDs for remote control transmission, obstacle detection, and optical communication — every optical emitter component for your project is here.\u003c\/p\u003e\u003cp\u003eAll laser modules in this collection use a standard 3-pin interface (VCC, GND, Signal) compatible with Arduino digital output pins — no additional driver circuitry required. IR emitter modules are KY-005 compatible for direct integration with Arduino sensor kits. Bare IR LEDs provide maximum design flexibility for custom PCB and breadboard circuits.\u003c\/p\u003e\u003ch3\u003eWhat’s in This Collection?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaser red dot module (650nm, 5mW)\u003c\/strong\u003e — focused dot beam; continuous output; for targeting, tripwire, and position sensing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaser red line module (650nm, 5mW)\u003c\/strong\u003e — cylindrical lens line beam; for alignment, leveling, and machine vision structured light\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaser emitter module (650nm, 5mW)\u003c\/strong\u003e — KY-008 compatible; digital on\/off control; for Arduino laser tripwire and optical communication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIR emitter module (940nm)\u003c\/strong\u003e — KY-005 compatible; pre-installed resistor; for Arduino IR remote control and obstacle detection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIR emitter LED (940nm, 5mm, 5-pack)\u003c\/strong\u003e — bare through-hole IR LED; for custom IR remote control, tripwire, and proximity detection circuits\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eLaser Safety\u003c\/h3\u003e\u003cp\u003e⚠️ All laser modules in this collection are \u003cstrong\u003eClass IIIA (5mW)\u003c\/strong\u003e laser products. \u003cstrong\u003eNever point the laser at eyes or reflective surfaces.\u003c\/strong\u003e Always follow laser safety guidelines. Keep away from children.\u003c\/p\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaser tripwire security system\u003c\/strong\u003e — laser dot module + LDR sensor; detect beam interruption for intrusion detection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaser alignment and leveling\u003c\/strong\u003e — laser line module; project a reference line for alignment tasks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachine vision structured light\u003c\/strong\u003e — laser line module; 3D surface scanning and inspection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArduino IR remote control\u003c\/strong\u003e — IR emitter module + IRremote library; send NEC\/Sony\/RC5 IR codes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObstacle detection\u003c\/strong\u003e — IR emitter + IR receiver; detect nearby objects by reflected IR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical communication\u003c\/strong\u003e — pulsed IR LED; simple optical data transmission between two points\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eLibrary \u0026amp; Code Resources\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaser modules:\u003c\/strong\u003e Digital HIGH\/LOW control; no library required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIR emitter module:\u003c\/strong\u003e IRremote Arduino library; supports NEC, Sony, RC5, Samsung, and more protocols\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIR emitter LED:\u003c\/strong\u003e IRremote library or custom 38kHz PWM; pair with TSOP4838 or VS1838B receiver\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"ir-emitter-led-940nm-5mm-5-pack","title":"IR Emitter LED 940nm — 5mm, 5-Pack","description":"\u003ch2\u003eIR Emitter LED 940nm — 5mm Through-Hole, 5-Pack for Arduino IR Remote \u0026amp; Sensing Projects\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003e940nm 5mm infrared (IR) emitter LED\u003c\/strong\u003e is the fundamental IR transmitter component for custom IR remote control, obstacle detection, and optical communication circuits. Emitting at \u003cstrong\u003e940nm wavelength\u003c\/strong\u003e — the standard wavelength for consumer IR remote controls and IR sensors — this LED is compatible with virtually all IR receiver modules and IR sensor ICs, including the TSOP series, VS1838B, and TSOP4838.\u003c\/p\u003e\u003cp\u003eUnlike the module version, the bare LED format gives you full control over the circuit design — choose your own current-limiting resistor, PCB footprint, and mounting orientation. The \u003cstrong\u003e5mm through-hole package\u003c\/strong\u003e is breadboard-compatible and fits standard PCB LED footprints. Supplied in a \u003cstrong\u003e5-pack\u003c\/strong\u003e for prototyping and small production runs.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e940nm wavelength\u003c\/strong\u003e — standard IR wavelength; compatible with all common IR receivers and sensors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5mm through-hole package\u003c\/strong\u003e — breadboard and PCB compatible; standard LED footprint\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInvisible to the human eye\u003c\/strong\u003e — IR emission is not visible; use a smartphone camera to verify operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh radiant intensity\u003c\/strong\u003e — sufficient range for IR remote control and proximity detection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5-pack\u003c\/strong\u003e — ideal for prototyping and small production runs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRremote library compatible\u003c\/strong\u003e — use with Arduino IRremote library for IR protocol transmission\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow to Use with Arduino\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConnect the \u003cstrong\u003eanode (longer leg)\u003c\/strong\u003e to an Arduino digital output pin through a \u003cstrong\u003e100–220Ω current-limiting resistor\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnect the \u003cstrong\u003ecathode (shorter leg)\u003c\/strong\u003e to GND\u003c\/li\u003e\n\u003cli\u003eFor IR remote control: use the \u003cstrong\u003eIRremote Arduino library\u003c\/strong\u003e to pulse the LED at 38kHz carrier frequency\u003c\/li\u003e\n\u003cli\u003eTo verify operation: point a smartphone camera at the LED and look for a purple\/white glow when the LED is on\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom IR remote control transmitters\u003c\/strong\u003e — build custom IR remote controls for TVs, ACs, and other IR-controlled devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObstacle and proximity detection\u003c\/strong\u003e — pair with IR receiver for reflective obstacle detection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical communication\u003c\/strong\u003e — pulsed IR for simple optical data transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIR tripwire systems\u003c\/strong\u003e — IR beam break detection for security and counting applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobotics and automation\u003c\/strong\u003e — IR-based proximity and line detection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWavelength:\u003c\/strong\u003e 940nm (infrared)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 5mm (T-1 3\/4)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForward Voltage (Vf):\u003c\/strong\u003e ~1.2–1.5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForward Current (If):\u003c\/strong\u003e 20mA (typical), 100mA (peak pulsed)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage:\u003c\/strong\u003e Through-hole, 2-pin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 5 per pack\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Keszoox\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":45672620654827,"sku":"","price":8.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/LED-Infrared-Emitter-940nm-5-Pack-1.jpg?v=1723008356"},{"product_id":"ir-emitter-module-940nm-digital-output-arduino","title":"IR Emitter Module — 940nm, Digital Output, Arduino","description":"\u003ch2\u003eIR Emitter Module — 940nm, Digital Output, Arduino (KY-005 Compatible)\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003e940nm infrared (IR) emitter module\u003c\/strong\u003e is the essential transmitter component for IR remote control, obstacle detection, and optical communication projects. Emitting at \u003cstrong\u003e940nm wavelength\u003c\/strong\u003e — the standard wavelength for consumer IR remote controls and IR sensors — this module is compatible with virtually all IR receiver modules and IR sensor ICs, including the TSOP series and VS1838B.\u003c\/p\u003e\u003cp\u003eCompatible with the popular \u003cstrong\u003eKY-005 IR emitter module\u003c\/strong\u003e pinout, this module integrates directly into Arduino sensor kits. The digital control interface allows the IR LED to be pulsed at the carrier frequency required for IR remote control protocols (typically 38kHz) using Arduino’s \u003ccode\u003eIRremote\u003c\/code\u003e library.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e940nm wavelength\u003c\/strong\u003e — standard IR wavelength; compatible with all common IR receivers and sensors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKY-005 compatible pinout\u003c\/strong\u003e — direct integration with Arduino sensor kits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital control interface\u003c\/strong\u003e — on\/off and PWM control via Arduino digital output pin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-installed current-limiting resistor\u003c\/strong\u003e — no external resistor required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-pin module format\u003c\/strong\u003e — VCC, GND, Signal; breadboard and sensor shield compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRremote library compatible\u003c\/strong\u003e — send NEC, Sony, RC5, and other IR protocols\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow to Use with Arduino\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConnect \u003cstrong\u003eVCC\u003c\/strong\u003e to Arduino 5V, \u003cstrong\u003eGND\u003c\/strong\u003e to GND, \u003cstrong\u003eSignal\u003c\/strong\u003e to a digital output pin\u003c\/li\u003e\n\u003cli\u003eUse the \u003cstrong\u003eIRremote Arduino library\u003c\/strong\u003e to send IR remote control codes\u003c\/li\u003e\n\u003cli\u003eFor obstacle detection: pair with an IR receiver module; detect reflected IR from nearby objects\u003c\/li\u003e\n\u003cli\u003eFor optical communication: pulse the IR LED at a known frequency and detect with an IR receiver\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIR remote control transmission\u003c\/strong\u003e — send NEC, Sony, RC5, and other IR remote control codes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObstacle and proximity detection\u003c\/strong\u003e — pair with IR receiver for reflective obstacle detection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical communication\u003c\/strong\u003e — pulsed IR for simple optical data transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArduino sensor kit projects\u003c\/strong\u003e — KY-005 compatible for 37-in-1 sensor kit projects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobotics and automation\u003c\/strong\u003e — IR-based proximity and line detection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWavelength:\u003c\/strong\u003e 940nm (infrared)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl:\u003c\/strong\u003e Digital (HIGH = on, LOW = off) \/ PWM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e 3-pin (VCC, GND, Signal) — KY-005 compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e 5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOnboard Resistor:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Keszoox\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":45672623210731,"sku":"","price":7.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/IR-Emitter-Module-1.jpg?v=1723008351"},{"product_id":"laser-emitter-module-650nm-red-5mw-arduino","title":"Laser Emitter Module — 650nm Red, 5mW, Digital Control, Arduino","description":"\u003ch2\u003eLaser Emitter Module — 650nm Red, 5mW, Digital Control, Arduino (KY-008 Compatible)\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003e650nm red laser emitter module\u003c\/strong\u003e is the standard Arduino-compatible laser module for laser tripwire, targeting, and optical sensing projects. Compatible with the popular \u003cstrong\u003eKY-008 laser module\u003c\/strong\u003e pinout, this module integrates directly into Arduino sensor kits and projects without any additional wiring or configuration.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003edigital control interface\u003c\/strong\u003e allows the laser to be turned on and off via a single Arduino digital output pin — enabling pulsed laser operation, laser tripwire systems, and any application requiring software-controlled laser activation. At \u003cstrong\u003e5mW output power\u003c\/strong\u003e and \u003cstrong\u003e650nm wavelength\u003c\/strong\u003e, the laser dot is clearly visible in normal indoor lighting.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eKY-008 compatible pinout\u003c\/strong\u003e — direct integration with Arduino sensor kits and projects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital control interface\u003c\/strong\u003e — on\/off control via single Arduino digital output pin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e650nm wavelength\u003c\/strong\u003e — visible red; clearly visible in normal indoor lighting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5mW output power\u003c\/strong\u003e — bright, clearly visible dot in indoor environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-pin module format\u003c\/strong\u003e — VCC, GND, Signal; breadboard and PCB compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulsed operation capable\u003c\/strong\u003e — software-controlled on\/off for pulsed laser applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSafety Notice\u003c\/h3\u003e\u003cp\u003e⚠️ \u003cstrong\u003eNever point the laser at eyes or reflective surfaces.\u003c\/strong\u003e This is a Class IIIA laser product. Always follow laser safety guidelines when using this module.\u003c\/p\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaser tripwire and security systems\u003c\/strong\u003e — laser + LDR sensor for intrusion detection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArduino laser projects\u003c\/strong\u003e — digital-controlled laser for interactive projects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical communication\u003c\/strong\u003e — pulsed laser for simple optical data transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTargeting and pointing\u003c\/strong\u003e — software-controlled laser dot for targeting applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDistance and position sensing\u003c\/strong\u003e — laser dot for optical position detection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWavelength:\u003c\/strong\u003e 650nm (red)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Power:\u003c\/strong\u003e 5mW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl:\u003c\/strong\u003e Digital (HIGH = on, LOW = off)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e 3-pin (VCC, GND, Signal) — KY-008 compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e 5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaser Class:\u003c\/strong\u003e Class IIIA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Keszoox\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":45672627273963,"sku":"","price":6.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/Laser-Emitter-Module-1.jpg?v=1723008336"},{"product_id":"laser-red-dot-module-650nm-5mw-continuous","title":"Laser Red Dot Module — 650nm, 5mW, Continuous Output","description":"\u003ch2\u003eLaser Red Dot Module — 650nm, 5mW, Continuous Output for Arduino \u0026amp; DIY Projects\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003e650nm red laser dot module\u003c\/strong\u003e projects a precise, focused red laser dot — the fundamental component for targeting, pointing, distance sensing, and laser-based detection applications. At \u003cstrong\u003e5mW output power\u003c\/strong\u003e and \u003cstrong\u003e650nm wavelength\u003c\/strong\u003e (visible red), this module produces a clearly visible red dot in normal indoor lighting conditions, making it ideal for Arduino laser projects, laser tripwire systems, and optical sensing applications.\u003c\/p\u003e\u003cp\u003eThe compact module format with standard 3-pin interface (VCC, GND, Signal) makes it easy to integrate into Arduino and microcontroller projects. The continuous output mode ensures a stable, consistent dot position for precision applications.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocused dot beam output\u003c\/strong\u003e — precise, focused laser dot for targeting and pointing applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e650nm wavelength\u003c\/strong\u003e — visible red; clearly visible in normal indoor lighting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5mW output power\u003c\/strong\u003e — bright, clearly visible dot in indoor environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous output\u003c\/strong\u003e — stable, consistent dot position for precision applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact module format\u003c\/strong\u003e — standard 3-pin interface (VCC, GND, Signal)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArduino and microcontroller compatible\u003c\/strong\u003e — digital on\/off control via GPIO\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSafety Notice\u003c\/h3\u003e\u003cp\u003e⚠️ \u003cstrong\u003eNever point the laser at eyes or reflective surfaces.\u003c\/strong\u003e This is a Class IIIA laser product. Always follow laser safety guidelines when using this module.\u003c\/p\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaser tripwire and security systems\u003c\/strong\u003e — laser dot + LDR sensor for intrusion detection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTargeting and pointing\u003c\/strong\u003e — laser dot for targeting and aiming applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDistance and position sensing\u003c\/strong\u003e — laser dot for optical position detection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArduino laser projects\u003c\/strong\u003e — laser dot for interactive and art installations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaser engraver positioning\u003c\/strong\u003e — reference dot for CNC and laser engraver positioning\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWavelength:\u003c\/strong\u003e 650nm (red)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Power:\u003c\/strong\u003e 5mW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBeam Type:\u003c\/strong\u003e Focused dot\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Mode:\u003c\/strong\u003e Continuous\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e 3-pin (VCC, GND, Signal)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e 5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaser Class:\u003c\/strong\u003e Class IIIA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Keszoox\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":45672630190315,"sku":"","price":13.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/Laser-MXD1230-Red-Emitter-Module-5mW-1.jpg?v=1723008327"},{"product_id":"laser-red-line-module-650nm-5mw-line-beam","title":"Laser Red Line Module — 650nm, 5mW, Line Beam","description":"\u003ch2\u003eLaser Red Line Module — 650nm, 5mW, Line Beam Output for Arduino \u0026amp; DIY Projects\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003e650nm red laser line module\u003c\/strong\u003e projects a continuous, straight red laser line rather than a dot — making it the essential component for alignment, leveling, machine vision, and laser scanning applications. The cylindrical lens inside the module spreads the laser beam into a thin, bright line that can be projected across surfaces for precise alignment and measurement.\u003c\/p\u003e\u003cp\u003eAt \u003cstrong\u003e5mW output power\u003c\/strong\u003e and \u003cstrong\u003e650nm wavelength\u003c\/strong\u003e (visible red), this module produces a clearly visible red line in normal indoor lighting conditions. The compact module format with standard 3-pin interface (VCC, GND, Signal) makes it easy to integrate into Arduino and microcontroller projects.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine beam output\u003c\/strong\u003e — cylindrical lens projects a straight laser line rather than a dot\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e650nm wavelength\u003c\/strong\u003e — visible red; clearly visible in normal indoor lighting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5mW output power\u003c\/strong\u003e — bright, clearly visible line in indoor environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact module format\u003c\/strong\u003e — standard 3-pin interface (VCC, GND, Signal)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArduino and microcontroller compatible\u003c\/strong\u003e — digital on\/off control via GPIO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable, continuous output\u003c\/strong\u003e — consistent line brightness and position\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSafety Notice\u003c\/h3\u003e\u003cp\u003e⚠️ \u003cstrong\u003eNever point the laser at eyes or reflective surfaces.\u003c\/strong\u003e This is a Class IIIA laser product. 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