3-color full-color LED SMD module KY-009 SUNLEPHANT applicable controllable colorful lights

NE555 pulse frequency duty cycle adjustable module square wave rectangular wave signal generator stepper motor drive

RS422 interconversion TTL bidirectional signal module full duplex 422 to single chip microcomputer MAX490 to TTL module

Sound sensor microphone microphone noise decibel measurement module 3p/4p interface

NANO UNO multi-purpose expansion board V3.0 328P multi-function expansion board

RS232 to TTL module/female serial port to TTL/serial port module/brush board MAX3232 chip

HC-SR04 ultrasonic module ultrasonic ranging module ranging module RCWL Ultrasonic Electronic Module

MQ-135 module air quality harmful gas detection sensor alarm module

SW-420 normally closed vibration sensor module alarm sensor module vibration switch

MAX30102 chip heart rate blood oxygen sensor module SUNLEPHANT

Infrared wireless remote control kit remote control robot intelligent car remote control module (Remote Control + receiving Board)

Sunlephant uno r3 expansion board sensor shield v5.0 electronic building blocks UNO expansion board

Stainless steel package waterproof type DS18b20 temperature probe temperature sensor 18B20

XBee/Bluetooth Bee Adapter USB Adapter FT232RL USB switch port

BC-04 Bluetooth serial port module demo version wireless serial communication wireless serial port RS232

MAX7219 Dot Matrix module control module single chip Microcomputer module display module send 5 DuPont lines

MCU-219 INA219 I2C interface zero drift bidirectional current/power monitoring sensor module

XD-202 1 way with optocoupler relay module isolation module SUNLEPHANT home appliance control module

Large Key Module Button Module Light Touch Cap Key Cap Key Module High Level Output Strip

TB6612FNG motor driver board module small volume high performance super L298N self-balancing car 3PI matching

No-drive/usb control switch/2 way 5v relay module/computer control switch/PC Intelligent Control

Four-Way 5v Relay expansion board Relay Shield V1.3

Single bus digital temperature and humidity sensor DHT11 module electronic building blocks KY-015

2-way 5v relay module, relay control panel with indicator light relay output usb interface

Smart car chassis base bracket Mini small kit tracking remote control two-wheel three-wheel universal wheel parts

XH-W1401 intelligent digital thermostat temperature controller upper and lower limit setting three window synchronous display

9V/12V/24V to 5V step-down car charging car 3A output USB step-down voltage regulator module

JT308 card reader | ID card reader | ID card reader | ID card reader USB RFID reader

USB CNC three-axis stepper motor USB drive board controller 3-axis stepper motor controller

USB to TTL Serial Port Small Board 5V/3.3V/1.8V Level Download Burn Line FT232RL Serial Port Module

DC-DC DC constant voltage constant current boost power module electric vehicle booster 1500W 30A high current

D1 mini double-sided plug board bread board WIFI IoT development board bread board extended version FOR D1MINI

Module XL4015E 5A high power 75W DC-DC adjustable step-down module far exceeds 2596 with voltage display

Applicable to UNO R3 learning kit upgraded starter kit stepper motor with box RFID kit

MINI L293D motor drive expansion board MINI L293D motor drive module small Board

WIFI mobile phone remote control relay module 5v Smart Home Phone APP