Made of environmental ABS of High strength the body to be sturdy and durable matched with the bandage and the shift knob of silicon rubber of high tenacity. SUPER BRIGHT with 36 super bright COB lamp beads of lighting colors Red & Blue. It has 5 LIGHTING MODES, continuous or sparkling by your control. It makes quite a big difference compared to its competitors to guaranty your cycling safety in the dark. Large capacity lithium battery built in. It has a capacity of 500 mAh to guaranty its lighting work for hours once charged fully by USB connector with AC power, computer or portable power source. Waterproof IPX 4. A storm may arise from a clear sky. This professional cycling light can always make your forward road bright even in a dark and raining night. Multipurpose. With adjustable design of different angles to be installed quickly and easily,individual or multiple, it can be used as tail light, front light for your bike, as caution light on your helmet, backpack or as emergence light in other situations. Power: 1w Weight: 48g/pcs Mesures: 87*20*30mm Charging time: 2 hours Lighting modes: red lighting, red sparkling, blue lighting, blue sparkling, red-blue sparkling Colour: Black and White Package Contents: 2 * tail light 2 * installation stand 2 * USB cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.