Features:
Made of high quality 2* T6 LED chip?∨ ultra bright lighting effect!
4 switch modes to get different brightness: High?∨ Low?∨ Strobe?∨ and SOS.
Long press the button about 3 seconds to enter "SOS" mode.
USB output port design?∨ you can charge your phone or other USB device for emergency.
With a charging interface on the battery holder?∨ much more convenient for charging.
Headlight can be adjusted around 90 degrees.
Durable aluminum alloy crust?∨ abrasion resistance.
The adjustable and elastic head band for conveniently putting on or taking off.
And 3 red indicator lights on the battery holder plays a good warning role in night walking or cycling!
Suitable for outdoor sport lovers to do some outdoor activities?∨ such as hunting?∨ cycling?∨ climbing?∨ camping?∨ etc.

Specifications:
LED type: XM-L T6
Lumen: 4000LM
Material: Aluminum alloy
Power supply: 1 or 2 * 18650 battery (not included)
Charger input: AC 100-240V?∨ 50/60Hz
Switch type: Single button (On?∨ off and mode select)
Illumination distance: About 500m
Headlight size: Approx. 5.2 * 6.4cm / 2.0 * 2.5in (Length * Width)
Headlight weight: Approx. 192g / 6.8oz
Package size: 11.5 * 11 * 10.5cm / 4.5 * 4.3 * 4.1in
Package weight: Approx. 294g / 10.4oz

Package List:
1 * Head Light (not include the batteries)
1 * Charger (US plug)
1 * Car Charger