WL22G is a sup-compact rechargealbe tactical light with laser and white light combo. It delivers a maximum output of 650 lumens. WL22G is only 74 g with built-in rechargeable battery. You can charge by the Type-C charging port, which is no need to repeatedly disassemble and assemble. With NEXTORCH patented innovative rail mouted system, WL22G can be installed single-handly and quickly. It’s also mouted securely, which wouldn’t get loose easily after repeated recoil. It’s compatible with picatinny rail and GLK rail .