USB Charging Warning Bicycle Tail Light

Product information: Name: digital power display lights Battery: 4000 capacity Charging: USB charging method Weight: 224 g (including stand) Function: USB output function Product Lamp Beads: Main Lamp Beads: LED-T6 Auxiliary Lamp Beads: COB Main light five gears: high light - medium light - low light - double click to flash quickly - long press SOS Auxiliary light four gears: white light: high light - low light; red light: red light long light - red light flashing Battery life: main light: 3h-12h; auxiliary light: 30h-20 days Packing list: Headlight*1 USB data cable*1 Bracket*1