Produces bright, even, diffused light with less shadow than spot beams that is ideal for up-close tasks; USB rechargeable lithium polymer battery charges in the light; charges in approx. 2.5 hours; Lightweight - 1.30 oz. (36.85g) and low profile; ideal for a hike or run!; Low battery indicator - light will blink when there is approximately 5 minutes of run time remaining; Impact-resistant polycarbonate construction; IPX4 weather-resistant; 2m impact resistance tested