Dunlop bicycle light 2in1 USB charging with holder for attaching on helmet 472843 The Dunlop light will ensure better visibility after darkness. The structure can be attached to bike or helmet. Red and white light and three lighting modes to select. Easily accessible switch on/off. USB cable included charging. Technical data: dimensions of the lamp (without handle): 3 x 3.5 x 6.5 cm (height x width x depth) · declaration CE: Yes· color: Black, white· material: Plastic plastic· switch ON/Off: Yes· requires tools for assembly: No· battery included: Yes, Li- Ion, rechargeable· working time: 3 - 7 h· battery: 800mAh· charging via Android Mini USB port , 5V, 0.5 A in the set: Lamp with red light and white (front and back), holder for mounting, cable USB, battery· 3 functions type light