The Streamlight MicroStream USB light weighs just over 1 oz. and delivers up to 250 lm of light with a continuous regulated runtime of 1.5 hours. IPX4 water-resistant and 1m impact resistance tested, the light is constructed of machined aluminum and features an anodized finish. The polycarbonate lens has scratch resistant coating, while a Metal sleeve protects the USB charge port. The light is available in coyote, blue, red, and black.