Zhiyun Z1-Pround 3-Axis High-Precision Handheld Steady Gimbal PTZ Camera Mount with Built-In Independent IMU Module Stabilizer Extra Power Charger for GoPro Hero 1/2/3/3+/4 - Silver/Black Built-in independent IMU module. Fast response, high torqued motor, wide bandwidth.Advanced sensor and brushless motor, offering you the perfect shooting. BacPac Supported, help you catch the perfect shoot. BacPac Supported, help you catch the perfect shoot. Specially designed USB connection port will charge your camera whenever you need. Works with two pieces 2000mAh high capacity 18650 LIPO battery, max operation time: 10 hours. Updated version of Z1 pro,hide cable,Compatible with Gopro Hero 4 3+ 3 2 1. Different Rotation Angles: 270tilt working angle, 90 roll working angle, 270 vertical heading working angle.