Position:Rear light or front light Type:Bike Light Power Supply:Battery Mounting Placement:Seatpost Certification:CE ROHS Product name:Bike Tail Light Material:Plastic ABS Battery:Li-ion battery with USB recharging Size:50*45*40 mm Net Weight:58g LED:Red and white Beam LED Custom Packaging:color box Light Modes:4 modes light Function:High / Low / SOS / Strobe OEM:Accept custom Show More