Contain 45 most mainstream sensors and modules, allow you to make many devices, robots and other interactive devices. Compatible with various microcontrollers and for Raspberry Pi, such as mega 2560, for r3 development board/pro micro/leonardo, etc. Good kits for those beginners who are interested in electronic components and programming introductory learning. 45 in 1 Sensor Modules Kit:With most sensors and excellent performance, can replace old or damaged sensors. Small in size and light in weight, convenient to carry and use at any time, very convenient and practical. 1 x Soil module 1 x Infrared sensor receiver module 1 x Lasering head sensor module 1 x Temperature and humidity sensor module 1 x Infrared emission sensor module 1 x 5V relay module 1 x Gyro Module 1 x finger detect heartbeat module 1 x Microphone sensitivity sensor module 1 x Metal touch sensor module 1 x Flame sensor module 1 x 3-color LED module 1 x Hunt sensor module 1 x Linear magnetic Hall sensors 1 x Rotary encoder modules 1 x Active buzzer module 1 x Magic Light Cup modules 1 x Small passive buzzer module 1 x Digital temperature sensor module 1 x Tilt switch module 1 x Analogy Holzer magnetic sensor 1 x Ultrasonic module 1 x opening module 1 x Hall magnetic sensor module 1 x RGB LED SMD module 1 x Mini Reed module 1 x Bicolor LED common cathode module 3MM 1 x Smart car avoid obstacle sensor infrared sensor photoelectric switch 1 x Key switch module 1 x Photoresistor module 1 x Breadboard power module 1 x hit sensor module 1 x Temperature sensor module 1 x Vibration switch module 1 x Microphone sound sensor module 1 x Large reed module 1 x Two-color LED module 1 x Optical breaking module 1 x Temperature sensor module 1 x MP1584EN buck module 1 x SD card reader module 1 xPS2 Joystick game controller module 1 x Automatically flashing LED module 1 x DS1302 clock module 1 x Water level module Notes: The colors deviation might differ due to different monitor settings. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store