Experience the power that effective illumination can provide. Introducing Crimson Trace Tactical Lights a best-in-class family of tactical lighting products for rail-adapted long guns backed by the Crimson Trace reputation you trust. The CWL-102 is a powerful rail-attached tactical light for M1913 Picatinny Keymod and M-LOK rail-equipped long guns and provides 500 Lumens of white light. - Instant Activation™: Tap-On / Tap-Off - Remote on / off pad with cord hook & loop mounting straps and doublestick tape - 500 Lumen LED white light - High output Cree XPL LED - Material: Anodized Aluminum - Waterproof up to 1 meter - Impact resistance up to 1 meter - M1913 Picatinny and Keymod/M-LOK attachments included - Battery life: 1 hr 10 min - Length: 4 - Weight: 3.9 oz with battery installed - May be used as a handheld flashlight - Fits most rifles and shotguns with M1913 Picatinny Keymod or M-LOK accessory rails.