Sunlite Galaxy-Sport USB Tail Light

- Flat COB chip rear LED light with 38 individual COB chips - USB rechargeable 300 mAh li-ion polymer battery - 7 modes including a high and low setting and 5 flashing settings - Daytime flash modes enhances safety in any conditions or time of day - Low battery warning and battery capacity indicator (double click button to check) - Mode memory and tool free installation - Mount: seatpost - Lumens: 20