Streamlight TLR-1s BlackA compact and super sturdy universal flashlight developed for rail equipped handguns. The low weight of 120g, small size, and rail clamp makes the TLR 1s ideal for pistols and compact submachine guns while providing optimal performance in its size class. The contoured housing is CNC machined from a high quality aluminum alloy anodized black for exceptional durability. Thanks to the gasket sealed construction and IPX7 rating, TLR 1s is waterproof to 1m