The upgraded high-quality battery supports 3-hour quick charge, which can provide 7-8 hours of use. With its advanced T6*4 + XPE*4 + SMD*8 LED bulb design, the battery lasts three times longer per full charge than ordinary headlights in the market and is brighter. 8 Light Modes + 2 Rear Safety Light Modes - This powerful headlight has 8 + 2 light modes, so you can adjust the light mode according to your needs. Press the front switch to set 8 working modes in sequence. Long press the switch for 3 seconds to turn off the light in any mode. 90Adjustable & Waterproof: The rechargeable LED headlight can help you see everything in front clearly you by rotating your head 90 to avoid cracks and obstacles in the road. IPX4 waterproof degree, the powerful rechargeable headlight can be used safely even when it is raining. . COMFORTABLE AND HANDS-FREE - The super adjustable system strap will provide maximum comfort and perfect balance in front and behind your head. Never be in the dark again as customers can also use these lights with their rechargeable super bright LED headlights.