Bright and Rechargeable: Features advanced LED chips. The brightest mode easily illuminates entire tents and street. Equipped with a built-in 2600mAh battery, it provides up to 42 hours in standard mode and 5 hours in high mode. Battery indicator eliminates power concerns. Supports battery replacement. Waterproof with 6 Modes: Press once to cycle through medium/high/standard brightness. Double-click for maximum brightness or strobe. Hold to activate moonlight mode. After 3 seconds in any mode, click the switch to shut down immediately. Well-sealed housing prevents rain from entering. Suitable for rain, snow, and indoor/outdoor use.