The TLR-7A includes ergonomic switches with low and high positions to match your shooting style. This light is an optimal fit for a wide variety of both full-sized and compact guns. The low-profile design prevents snagging and a safe off feature prevents accidental activation. The rail grip clamp system securely attaches/detaches without the use of tools or unsafe hand placement. IPX7 waterproof to 1m for 30 minutes and built with durable, anodized machined aluminum housing.