Collection: Development Boards & Microcontrollers
-
JST XHP 2.54mm Wire-to-Board Connector Kit — Assorted Pin Counts, Arduino Compatible
Vendor:KeszooxRegular price $30.99 USDSale price $30.99 USDUnit price / per -
MAX485 TTL to RS-485 Interface Module — Half-Duplex, Modbus RTU, Arduino
Vendor:KeszooxRegular price $9.72 USDSale price $9.72 USDUnit price / per -
MB102 Breadboard Starter Kit — 400-Point Solderless Board + Power Module 3.3V/5V + Jumper Wires
Vendor:KeszooxRegular price From $4.96 USDSale price From $4.96 USDUnit price / per -
ESP32 DevKitC-32 Dual-Core WiFi Bluetooth Board — USB Type-C, CH340C, Low Power IoT
Vendor:KeszooxRegular price From $6.56 USDSale price From $6.56 USDUnit price / per -
15A 400W MOSFET Trigger Switch Module with PWM Control — DC 5–36V, Arduino Compatible
Vendor:KeszooxRegular price $5.96 USDSale price $5.96 USDUnit price / per -
1-Channel Relay Module 5V/12V/24V — Optocoupler Isolation, High/Low Trigger, Arduino
Vendor:KeszooxRegular price From $8.16 USDSale price From $8.16 USDUnit price / per -
YF-S201 Hall Effect Water Flow Sensor 1–30L/min 2.0MPa | FS300A Liquid Flow Switch for Arduino
Vendor:KeszooxRegular price From $13.48 USDSale price From $13.48 USDUnit price / per -
PCF8574 I2C LCD Adapter Module for LCD1602 LCD2004 Arduino (5-Pack)
Vendor:KeszooxRegular price From $5.84 USDSale price From $5.84 USDUnit price / per -
V5 Sensor Shield Expansion Board for Arduino UNO R3 — 3-Pin Sensor Headers, Servo, UART
Vendor:KeszooxRegular price From $9.84 USDSale price From $9.84 USDUnit price / per -
MB102 830-Point Breadboard Kit — Power Module 3.3V/5V + Jumper Wires, Arduino Prototyping
Vendor:KeszooxRegular price From $6.28 USDSale price From $6.28 USDUnit price / per -
Arduino Uno R3 Compatible Board — ATmega328P, ATmega16U2 USB, Arduino IDE
Vendor:KeszooxRegular price $35.87 USDRegular priceUnit price / per$41.85 USDSale price $35.87 USDSale -
ESP32-DevKitC Development Board — ESP32-32D/32U, WiFi + Bluetooth, IoT, Arduino IDE
Vendor:KeszooxRegular price From $12.40 USDSale price From $12.40 USDUnit price / per -
ESP32 ESP-WROOM-32 38-Pin GPIO Breakout Expansion Board — Narrow, Breadboard Compatible
Vendor:KeszooxRegular price $12.56 USDSale price $12.56 USDUnit price / per -
MAX30102 Heart Rate & SpO2 Pulse Oximetry Sensor Module — I²C, Ultra-Low Power, Arduino
Vendor:KeszooxRegular price $6.24 USDSale price $6.24 USDUnit price / per -
ESP8266/ESP32 Development Board Test Programmer and Downloader Socket for ESP Modules
Vendor:KeszooxRegular price From $11.24 USDSale price From $11.24 USDUnit price / per -
INMP441 MEMS Omnidirectional Microphone Module with I2S Interface for ESP32
Vendor:KeszooxRegular price From $11.92 USDSale price From $11.92 USDUnit price / per -
0.96" OLED I²C 128×64 Display + 4×4 Matrix Keypad Module — SSD1315, Arduino & STM32
Vendor:KeszooxRegular price $7.20 USDSale price $7.20 USDUnit price / per -
Arduino Nano 3.0 Compatible Controller with CH340 USB Driver ATMEGA328P 16MHz Mini/Micro/Type-C
Vendor:KeszooxRegular price From $6.44 USDSale price From $6.44 USDUnit price / per -
4-Channel Relay Module 5V/12V/24V — Optocoupler Isolation, High/Low Trigger, Arduino & Raspberry Pi
Vendor:KeszooxRegular price From $17.56 USDSale price From $17.56 USDUnit price / per -
DS18B20 Waterproof Digital Temperature Sensor Probe — 1-Wire, Stainless Steel, Arduino
Vendor:KeszooxRegular price From $3.68 USDSale price From $3.68 USDUnit price / per -

Solid State Relay Module 5V — 1-Channel SSR, 100–240VAC / 2A, Zero-Cross, Active-Low, Arduino
Vendor:KeszooxRegular price $9.87 USDRegular priceUnit price / per$11.85 USDSale price $9.87 USDSale -
8-Channel Relay Module 5V — 10A SPDT, Active-Low, Opto-Isolated, Arduino Compatible
Vendor:KeszooxRegular price $22.37 USDRegular priceUnit price / per$26.85 USDSale price $22.37 USDSale -
1-Channel Relay Module 5V — 10A SPDT, Active-Low, Opto-Isolated, Arduino Compatible
Vendor:KeszooxRegular price $6.72 USDSale price $6.72 USDUnit price / per -
TPIC6B595 Power Logic 8-Bit Shift Register IC DIP-20 — 50V / 150mA, Low-Side, Arduino
Vendor:KeszooxRegular price $4.87 USDRegular priceUnit price / per$5.85 USDSale price $4.87 USDSale























