Amazon.com: Schrade SCAXE2L 15.7in Large Survival Axe with 4.2in Stainless Steel Blade and Glass Fiber PA and TPR Rubber Handle for Outdoor Survival Camping and Everyday Tasks : Everything Else
WitMotion WT61C-TTL 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: Amazon.com: Industrial & Scientific