This battery handle is specifically designed for 3, featuring precise molding, a Type-C interface for power supply, and a button clasp connection to prevent accidental . Utilizing high-energy density lithium-ion cells, the built-in 5000mAh capacity, power is used to provide stable power for Pocket 3,effectively prolonging video recording time and enabling convenient on-the-go charging. Reverse charging: quickly recharge mobile phones and sports cameras, and say goodbye to outdoor battery life anxiety. The battery life handle intelligently switches the charging mode according to the different battery power states, and takes good care of your for Pocket 3. When the battery power is less than 30%, the fast charging mode is intelligently turned on for high-speed charging. the trickle charging mode is intelligently activated to slowly charge the battery until the battery is fully and stops charging, greatly extending the battery life. Colour:Black Material:aluminum alloy Package Contents: 1 * Camera Mobile Power Bank Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.