Brand: ROCKBROS
Model: A54BK
Mounting Location: Seatpost
Power source: Battery
Color: black case and red LED light
waterproof: IPX5 protection
Rechargeable: USB Rechargeable, Mini
Operating Modes: 6 modes
Battery: 500mAh.
Size: 8x1.3x2.5cm
Working Time: 4.5 - 18 hrs.
Charging Time: 2-3 hrs
Weight: 64g