Check the listing for details. Headlamp Underwater Swimming Headlight Dive Head Light Torch Flashlight. Condition: New. Listed at 5.88 USD. Description: The headlight suitable for any type of underwater lighting needs. Waterproof up to 150M, can be set to constant or flashing lights (AAA adapter). Which is specially designed for the people who are crazy with diving . With its outstanding performance, it is widely used in personal diving and camping trip, under hunting and so on! Feature: Waterproofing design3 Mode: high /low / strobeSwitch Type: Twist (Twisty)Output bright can come to max 1800 lumens [lm]Internal wiring applies the high efficient booster circuit, working voltage is wide and can utilize the batteries in the largest extent. Specification: Model of Battery required: 3x AAA/1x 18650 3.6v/3.7v battery ( not include battery )Head lamp diameter : 35mmSize:9.5 x 7.0 x 3.5cmColor:Yellow with silverPackage weight:6.8 oz/193gLight color: White light or Yellow Light (Optional) Pakcage:1x diving headlamp