Charge three batteries simultaneously: You can charge three batteries at the same time. Simply place them all in the case and connect via the USB-C cable. Smart LED Indicator: Each slot has its own independent status indicator. The Green LED light is flashing which indicates that the battery is charging. Solid Green LED light shows that the battery is fully charged. Safe and Reliable: AKASO battery charger is equipped with multiple safety protections. Comprehensive protection against overcharge, short circuit, over temperature, over current and over-voltage. Compact and portable: Its sleek, new flat design with flush-fit batteries allows it to slide effortlessly into any pocket, making it perfect for on-the-go use. NOTE: A/C Wall Adapter is NOT included. 2 x 1350mAh Rechargeable Battery with 3-Channel Charger Case for AKASO 360 Camera, MicroSD Card Storage Slots