Simson Eyes USB headlamp The Simson USB headlamp Eyes is a compact red LED lamp with a black housing. The universal rubber mounting strap can be mounted both horizontally and vertically. The bicycle lamp has a maximum burn time of approx. 7.5 hours and a handy battery indicator, so that the battery can be charged within 2.5 hours via the USB port of the computer. Specifications: Colour: black Material: plastic Type of lighting: LED Light output: 3 lux Power supply: rechargeable Mounting: on seat post Battery life: 7.5 hours Charging time: 2.5 hours Functions: on/off/flashing Contents: 1 Rear light 1 Mounting bracket 1 Charging cable