Long press function and motion sensor - Long press the key mode button for 3 seconds to turn off from any lighting mode, without cycling through all modes - Motion sensor mode lets you turn the lights ON or OFF by waving a hand, keeping hands clean and reducing dirt on the headlamp Super bright and rechargeable - Uses class-leading LED chips with a maximum brightness of 1200 lumens to light up a tent, road, or workspace - Built-in 1500 mAh rechargeable battery; can charge and turn on the lights at the same time - Battery indicator helps you manage power usage - Runtime of 4 to 10 hours when fully charged Ultra-light and adjustable - Lightweight design at 1.87 oz - Head rotates 60 degrees and is tightly fixed to prevent shaking during movement - Comfortable elastic headband with adjustable length to fit adults and kids Waterproof and 8 modes - IPX4 waterproof rating for rain, snow, indoors or outdoors - Durable shell that is sealed and leak-proof - In key light mode, switch between main strong beam, main weak beam, side strong beam, side weak beam, red beam, and SOS red strobe - In motion sensor mode, switch between main strong beam and side strong beam