Olight Baldr SThe Baldr S BL is one of the industry leading compact light BL beam combos on the market. Its white light output is as bright as 800 lumens. The newly introduced BL beam provides perceptible but not glaring aiming assistance both day and night. Using the setting switch, you can change between the white light, BL beam, and combo settings easily without turning it off. The built in 3. 7V 380mAh lithium polymer battery ensures a max runtime of 140