Streamlight TLR-7 X Sub 1913 Short Gun Light - The TLR-7 sub series is going rechargeable! The TLR-7 X sub multi-fuel rail-mounted light accepts either Streamlight's SL-B9 USB rechargeable protected lithium-ion battery pack or a CR123A lithium battery. Interchangeable rear paddle switches accommodate your shooting style. Multi-fuel: Uses one (1) Streamlight SL-B9 protected Li-Ion USB-C rechargeable battery pack or one (1) CR123A lithium battery 500 lumens; 5,000 candela; 141m beam; runs 1.5 hours (CR123A), runs 1 hour (SL-B9) Ambidextrous rear paddle switches with HIGH and LOW options Safe-off feature prevents accidental activation; saves batteries IPX7-rated, waterproof to 1 meter for 30 minutes Includes: Mounting Kit With Key Multi-tool CR123A Lithium battery