Advanced Staff Detection Extension Kit 5 * Staff-worn UWB tag(VA05-T) UWB band: 7.75~8.25 GHz (Channel 9) Bluetooth 5.3 450 mAh rechargeable Li-polymer battery Battery life: ~3 days (24h operation) Charging via pogo pin (by VA05-CB) IP40 1 * 5-slot charging base(VA05-CB) Pogo pin charging, 5V/0.2A per slot Power input: Type-C (DC 5V/2A required) LED indicator IP30