FeaturesUSB rechargeable Variable light modes up to 400 lumensIPX4 Water-resistantDeliver up to 15 hours of light at 20 LumensImpact resistant up to 1mThe Energizer® Vision Ultra HD Rechargeable Headlamp brings outstanding performance in a compact design. The Energizer Vision LED USB Rechargeable Headlight shows innovative features with its rechargeability (USB port) and the Energizer® Smart Dimming technology which allows for easy control of light intensity. In addition to the white LEDs, this light has green and red LEDs which preserve night vision for outdoors activities such as hunting and fishing. The VisionGuard technology gradually increases the light intensity to prevent a high beam straight in the users’ eyes.Ideal for frequent users and environmentally conscious usersRechargeable (USB cable included)Energizer® Smart Dimming technology to control light intensityVisionGuard protects vision by gradually increasing light intensityRed and Green LEDs for night visionLight modes: high, wide, low