The Streamlight TLR-7 X 500LM Rechargeable Rail-Mounted Light is a versatile, multi-fuel weapon light designed for tactical applications, delivering 500 lumens of output with a 140-meter beam distance and 5000 candela for clear visibility in demanding environments. This compact unit operates with either the SL-B9 USB rechargeable protected lithium-ion battery pack or a standard CR123A lithium battery, providing flexible power options for extended use. Ambidextrous paddle switches enable easy operation for both left- and right-handed shooters, with selectable high and low settings to match different lighting needs. Built from durable anodized machined aluminum and rated IPX7 waterproof, it withstands harsh conditions while maintaining performance. The rail grip clamp allows secure attachment and detachment without placing hands in front of the muzzle, enhancing safety during handling. A user-enabled strobe function adds a tactical advantage when needed. Weighing 2.48 ounces with a CR123A battery and measuring 2.58 inches, this lightweight light remains easy to carry. Available in Black and Flat Dark Earth, the TLR-7 X is an essential enhancement for any firearm setup seeking a high-performance, reliable light source.