Description: Professional 16-in-1 Sensor Module Kit, NOT ONLY compatible for ARDUINO, BUT ALSO compatible for raspberry pi RPi 3 It is extremely easy for Arduino fancier to control and use these modules A complete set of Arduino's most common and useful electronic components Sensors implementation and programming is a key skill for beginners to design their Ar-duino DIY project. To help starters to learn sensor programming, this sensor modules kit which has delicately selected sensors to detect temperature, humidity, sound, light, Infrared, motion, Bluetooth and many other commonly-used properties. Specification: Material: PCB Board Color: As Picture Show Package Includes: 1 piece DHT11 temperature and humidity sensor module 1 piece HC-SR501 human infrared sensor module 1 piece DS1302 real-time clock module(3V CR2032 battery not included) 1 piece Rain sensor module 1 piece Sound sensor module 1 piece HC-SR04 ultrasonic sensor module 1 piece Flame sensor module fire source detection 1 piece KY-008 sensor module 1 piece Photoresistor sensor module photoelectric sensor 1 piece YL-69 soil moisture sensor module 1 piece Obstacle avoidance sensor module Black and White Line Identification 1 piece Vibration sensor module 1 piece MQ-2 gas sensor module 1 piece 315M wireless transceiver module 1 piece Tilt sensor module 1 piece One channel TCRT5000 tracing module Note: Pls allow an error of 1-3mm due to the difference of manual measurement