WindFire Super Bright 100M Underwater 1800 Lumens Cree XM-L T6 U2 LED Scuba Diving Flashlight Underwater Waterproof Torch Submarine Light Lamp Torch 18650 Flashlight with AC Charger and 2 X WindFire 18650 Rechargeable Batteries for Diving, Camping This torch uses a CREE XM-L T6 U2 LED, the Output bright can come to above 1800 lumens. This flashlight is built of aircraft-grade aluminum alloy, and it has a very solid construction. Power by:2 x 18650 Rechargeable batteries (included) with a Lanyard to make convenient diving. High efficient booster circuit Internal wiring can use the batteries to the largest extent. Widely used in diving, fishing, swimming, mountain climbing, camping, hiking