Check the listing for details. 100m Underwater Scuba Diving LED Headlamp Head Torch Lamp Dive Light Flashlight. Condition: New. Listed at 37.99 USD. eBay Feature: 1: Aluminum alloy solid lamp holder, enhance heat dissipation. 2: hard oxidation, seawater corrosion resistance, scratch resistance. 3: The switch comes with a power display function to understand the power situation in real time. Product parameters Model: P900 diving headlight Output brightness reaches 800 lumens （True） Material: Aviation grade aluminum alloy (hard anodized, anti-seawater corrosion, anti-scratch) Lamp cup: glossy electroplating reflector Lighting angle: 6-8 degrees Power supply: 1*18650 lithium battery 1*21700 battery (included) Switch: middle button switch (with power indicator) If the voltage is higher than 3.4V, it will display green light Voltage 3.2-3.4V shows yellow light Voltage 3.0-3.2V shows red light Voltage 2.8-3.0V Red light flashes Power off when the voltage is lower than 2.8V; Gear: high light-medium light-low light-strobe-SOS Waterproof: IPX8 (dive depth 100 meters) Package List: 1X Diving Headlamp 1XSingle charge battery 1Xbattery