1、This product is suitable for Raspberry Pi's high‑quality sensor module kit 2、The modules in this kit are 100% compatible for Raspberry Pi and for STM32 3、A variety of module combinations, allowing beginners to learn and understand better 4、Complete tools, you can operate it yourself, suitable for DIY enthusiasts 5、The sensor kit has been carefully selected and tested to eliminate useless and rarely used modules 1 x DHT11 1 x Temperature and Humidity Sensor GY (Infrared) Set (2 Templates + 1 Wire)1 x Pressure Sensor 1 x Photosensitive Sensor 1 x Soil Moisture Sensor 1 x KY-008 Sensor 1 x TTP223bBTouch 1 x Sensor Water Level 1 x Sensor Tension 1 x Speed ​​Sensor 1 x Linear Linear Hall Sensor 1 x HC-SR04 Ultrasonic Sensor 1 x Vibration Switch Sensor 1 x Tracking Module 1 x Microphone Sensor 1 x Photosensitive Sensor Set (1 Template + 1 Interface)1 x Obstacle Avoidance Sensor Set (1 Template + 1 Wire)1 x Raindrop 1 x Sensor 1 x Infrared Angle Sensor Set (2 Template)1 x Hall Sensor Magnetic Sensor 1 Bundle Cable  Item Type: Sensor Module Kit 1. The 22 sensor module kit is a 22-in-1 module for beginners. The sensor learning package includes most designed projects for beginners. 2. The sensor kit can provide step-by-step instructions, overviews, detailed circuit connection graphics/videos, proven sample codes and library packages, which can save a lot of user research time and speed up learning 3. The sensor kit has been carefully selected and tested. Eliminate useless and seldom used modules. Like the other sensors in the kit, many older sensors with low reliability and duplicate functions have been removed. Therefore, you can save a lot of product and transportation costs for our users.