Brand: Westinghouse. MPN: WES-WF1507-DB. Main Features * Universal Micro USB recharge system; recharge up to 1000 cycles * Aluminum alloy with anodized surface * Weatherproof & shock resistant * Over-Charge over-discharge and short circuit protections * 4 lighting modes HIGH BEAM LOW BEAM FLASHING & SOS * Micro USB cable included Specifications * Power Source: Lithium-ion 18650 3.7V 2200mAh * Light Source: CREE XP-E 3W LED * Luminous Flux: High 200LM Low 100LM * Run time: High 4hrs Low 9hrs * Dimensions : (head x length) 1.26in x 6.3in.