HEADLAMPS QUALITY ASSURANCE: UUYEE offers a 12-month replacement policy for head light. If you have any problems, such as missing accessories, broken package, please feel free to contact us by clicking the " GET HELP WITH ORDER " under your order ID, we will reply to you as soon as possible and solve your problem. LIGHTWEIGHT & COMFORTABLE: Head lamp to wear is made of soft silicone and adjustable elastic headband, so it weighs only 2.47 ounces. It is very comfortable to wear head lights for forehead. When not using this headlight flashlight, you can put it in the pocket, which is very convenient when camping and hiking. DURABLE RECHARGEABLE HEADLAMP: Equipped with a 1200mAh large capacity battery, headlamps for adults rechargeable can work continuously for 2.5-8 hours when fully charged, depending on different modes. In addition, rechargeable led headlamp with IPX4 waterproof can avoid the interference of rain and snow. 5 ADJUSTABLE LIGHTING MODES: Head lamps can switch between 5 different working modes - COB high mode, COB low mode, XPE high mode, XPE low mode and flashing mode. By pressing the power button, you can select the lighting mode of headlamps according to different usage scenarios, and long press to turn on the flashing mode. WIDE BEAM & WAVE INDUCTION: UUYEE LED headlamp rechargeable can achieve 230° ultra-wide angle illumination and 300FT spot illumination with COB floodlight strip and XPE spotlight. Equipped with motion-sensing components, the bright headlamp can be controlled to turn on and off without touching, freeing your hands.