HiLetgo GY-521 MPU-6050 MPU6050 3 Axis Accelerometer Gyroscope Module 6 DOF 6-axis Accelerometer Gyroscope Sensor Module 16 Bit AD Converter Data Output IIC I2C for Arduino: Amazon.com: Industrial & Scientific
ALAMSCN 3 Set GY-521 MPU-6050 MPU6050 Breakout Board, 6 DOF MPU-6050 3 Axis Accelerometer Gyroscope Sensor 16Bit AD Converter Data Output IIC I2C with 170 Point Mini Breadboard DIY Kit for Arduino: