Cloud Defensive REIN 3.0, 100,000 Candela, 1250 Lumens, Weaponlight, M-LOK Mount, Black REIN 3.0-DF-S-650 BLK REIN 3.0 is by far" the most powerful and most configurable weapon light ever made. With an upgraded electrical system" it brings you more capability. Nothing comes close. Delivering the power you need" in a small package. Everything you want it to be.