USB rechargeable rear light with 1W LED bulb, capable of producing up to 50 lumens. Plastic casing allows for a wide illumination field increasing visibility from a side-on angle. There are six lighting modes: low, medium, high, SOS, SOS rapid and strobe - with memory mode function, so the setting on last use is recalled. Fitted with a 3.8Ah lithium battery, which takes 2 hours to fully charge via the micro USB port providing a run-time of up to 5 hours. IP44 rated. Supplied with micro USB charging cable and 2 x cycle mounting straps and clothing/rucksack mounting clip. Features and BenefitsUSB rechargeable rear light with 1W LED bulb, capable of producing up to 50 lumensx 6 Lighting modes: low, medium, high, SOS, SOS rapid and strobe - with memory mode functionMicro USB charging portRun-time up to 5 hours (fully charged)Supplied with mounting clips for bicycle, clothing or rucksacks Specifications Lamp type: LED Lumens : 50 Wattage: 1W Battery : 3.8Ah Li-ion Run-time