aMagisn BD05 Handheld Power Bank Hand Grip 4500mAh Portable Battery Handle

Features:
Built in 4500mAh Battery: The battery Handle can charge1.2 Pcs Pocket 3 batteries with built-in 4500mAh high-capacity battery to have your batteries in place at anytime for continuous creation.
Intelligent Charging: Battery Handle can intelligently switch the charging mode in accordance with different battery level, taking good care of your Pocket 3. Supports Charging and using simultaneously.
Reverse Charging for External Devices: With type-C output interface, the battery handle can also charge the phone, action camera and other devices reversely with 15W power.
Battery Level Indicators: Just pressing the power button to know the battery level. Four lights indicate over 75% battery, three lights for 50-75%, two lights for 25-50%, and one light for less than 25%.
Safe and Secure: The built-in safety system ensures protection against short circuits, overcurrent, overvoltage, and over-temperature, providing peace of mind during charging.