Amazon.com: AZDelivery 3 x GY-521 MPU-6050 3 Axis Gyroscope and Accelerometer 6DOF Sensor Module 16 Bit AD Converter Data Output IIC I2C Compatible with Arduino and Raspberry Pi Including E-Book! : Electronics
MPU6050 Gyro Sensor Interfacing with Raspberry Pi
How to measure Rotation and Acceleration with the Raspberry Pi