WindFire CREE XM-L T6 L2 3 Modes 1000Lumens 30M Underwater Diver Diving Headlamp Light AAA/18650 Rechargeable Battery Headlamp Flashlight Torch Waterproof Light Lamp Flashlight Torch for Diving, Swimming and Camping, Cycling (Battery not included) Made of CREE T6 L2 LED makes the brightness reach up to 1000lm. Ultra bright. Waterproof design With the magnetically controlled switch; IP68 waterproof rank perfectly waterproof under the water Model of Battery required: 1x 18650 rechargeable battery/ 3 X AAA batteries(Battery Not Included ) With adjustable head band for conveniently put on or take off. Headlamp base can be up and down Wide usage such as any underwater lighting needs, Diving,biking, camping, hunting, fishing, etc.