WitMotion WT61C-232 High-Accuracy Accelerometer Sensor, 6-Axis Acceleration(+-16g)+Gyro+Angle (XY 0.05° Accuracy) with Kalman Filtering, MPU6050 AHRS IMU (Unaffected by Magnetic Field), for Arduino sold2025 and some snorkeling/dive instructors also

and some snorkeling/dive instructors also recommend this

CONVENIENCE: WUBEN headlamp strap allows for quick and easy attachment of the headlamp (E7) to the headband

gaskets and flexible steel wire cloth

window seal and etc

WitMotion WT61C-232 High-Accuracy Accelerometer Sensor, 6-Axis Acceleration(+-16g)+Gyro+Angle (XY 0.05° Accuracy) with Kalman Filtering, MPU6050 AHRS IMU (Unaffected by Magnetic Field), for Arduino sold2025 and some snorkeling/dive instructors alsoWitMotion WT61C 232 High Accuracy Accelerometer Sensor, 6 Axis Acceleration(+ 16g)+Gyro+Angle (XY 0. 05 Accuracy) with Kalman Filtering, MPU6050 AHRS IMU (Unaffected by Magnetic Field), for Arduino Product Features High Performance Rock solid data output: 3 axis XYZ (Pitch Roll Yaw) Acceleration+ Gyro+ Angle, measurement range and output rate ( 0. 2 100Hz) selectable Worry free Support 12 month warranty, lifetime friendly customer service by WitMotion