Night Evolution - M620U Scoutlight LED Full Version | DE. Quick detachable design,easy installation and easy to operate. Tactical switch: the second generation of pressure activated tape switch. It's made of aluminum alloy which has O-ring sealed and waterproof designed. It can range up to 150 meters which can install on new M93 tactical light mount. CREE XP-G R5 LED generates 260 lumens of blinding white light and the light lasts for more than 50 minutes.