HANDY DESIGN WITH CARABINER: Designed as exquisite bulb shape, lightweight and small size, carabiner designed to hang it in tent or outside branches, or hang it to backpack when hiking, cycling, riding, mountaineering, hunting, fishing, etc BRIGHT AND COMFORTABLE: Include 3 led beads, maximum150 Lumens offers brightness that can easily illuminate the whole campsite, special frosted finishing on light cover, the light is so soft and comfortable. DURABILITY AND WATERPROOF: Lampshade is made with superior, high-quality ABS plastic materials that are safe and reliable to help provide maximum durability and water resistance, strong ABS cover, not easy to be broken. 4 MODE AND MULTIPURPOSE: Full brightness, half brightness, SOS blink quickly, SOS blink slowly, select your preferred mode according to your demand, suitable for camping, hiking, backpacking, fishing etc. outdoor use, also can use as night light indoor use. LIGHTWEIGHT AND SIMPLE OPERATION: Only 50g before you input batteries, operated by 3 x AAA alkaline batteries (Not Include), press the rubber button to switch the modes, your great choice for outdoor and indoor use. SIZE:12*5.3cm Routine Maintenance: 1. When you not use it, please do not place the lamp in hot, humid environment for long time. 2. Please replace the battery in time when the light dimmed to ensure the longer lasting use. 3. Make sure that the positive and negative poles of the battery are installed correctly. 4. Make sure the lock cap is screwed to the end, ensure the contact between the spring and the solder joint on the circuit board.