Quimat 37-in-1 Sensor Module Starter Kits with Tutorials for Arduino UNO R3, Mega 2560 NANO and Raspberry Pi 3 RPi 2 Model B B+ Professional 37-in-1 robot sensor kits for Arduino and Raspberry Pi 3 project Perfect Compatible with Arduino UNO NANO R3 Mega 2560 and Raspberry pi RPi 3 2 Model B A A+ B+ sensor kits Standard interface can be controlled directly by microcontroller ( 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic) Add Bluetooth features to your Arduino project with HC-05 Bluetooth module, and use the HC-SR04 ultrasonic sensor to send and detect the pulse signal. Detail tutorials including project introduction and source code can be provided for free, just contact us to get it!