BESTUSN 1800Lm CREE T6 LED AAA/18650 Diving Swimming Headlamp Headlight Waterproof Underwater Diving Head Light Flashlight Torch Diver Diving Flashlight with Charger and Protected 18650 Batteries The waterproof rank:IP68, which can perfectly waterproof under the water up to 150m. With the magnetically controlled switch, 3 Mode: high /low / strobe. Cree Xm-l2 Xm-l T6 LED Headlamp Flashlight Torch,Output bright can come to max 1800 lumens [lm] The light head with the stainless steel case can be rotated 90 degrees. With the high flexibility rubber light belt: comfortable head feel