OLIGHT S30RII Rechargeable LED Flashlight with Type 18650 3400Mah Li-Ion Battery, Black Cree XM-L2 U3. The maximum output is 1020 lumens Hardened tempered glass with two-sided anti-reflective coating featuring a glow-in-the-dark o-ring The light is powerful and small with a maximum light output up to 1020 lumens. Multi-function side switch with five brightness levels, plus a strobe mode Featuring a wide range current circuit. The light can be powered by 2 x CR123A (Cannot be charged).