Arduino Set UNO R3 Basic Kits

HC-SR04 Ultrasonic Sensor Module Ultrasonic Distance Sensor

ARDUINO UNO R3 SMD

TTP223B Digital Touch Sensor Capacitive Touch Switch

ARDUINO LEONARDO

TP4056 1A Lipo Battery Charging Board Charger Module Mini USB Interface

ARDUINO NANO

1M Length Waterproof Temperature Sensor Digital Thermal Probe DS18B20 Sensor

ARDUINO PRO MINI

DHT11 Digital output temperature and humidity sensor