Features: Fit for Insta360 X3 Fast-charging, USB- TypeC charging port, supports PD3.0/PD-2.0 fast- charging protocol, and the charging speed is really fast-. Priority shall be given to charging the battery with high charge, which is more reasonable. The charging box is embedded with MCU intelligent charging management system, which can identify the batteries with high and low power, and allocate- the batteries with maximum power to be fully charged- first-. The batteries with high-power can meet your power demand at the fastest speed. Low-voltage fast- charging/high voltage- slip current, stop when fully charged-. The charging box can intelligently change the charging modes according to the different charge state of the battery and take-care of your battery. The storage box-design is not only a battery charger, but also a battery storage box and a Micro-SD card storage box. The battery and the Micro-SD card are always- in place, allowing you to create without worry. Specifications: Material:ABS Input interface: USB- TypeC Input: 12V/2A (recommended-), 9V/2.22A, 5V/3A Output: 4.35-V/2.5A Charging duration: 75min (use 12V/2A or above power adapter) Size:Approx.7.2cm/2.83''x6cm/2.32''x4cm/1.57'' Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Charging Box 1x TypeC Cable