1.[3 LIGHTING MODES]The pure white light comes with 3 modes: Full brightness, half brightness, SOS flashing, which can illuminate a large area, or create a flashing party atmosphere. Just select your preferred mode according to different kinds of activities by pressing the round push button. 2.[CREATIVE HOOK DESIGN]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. 3.[DURABILITY AND WATERPROOF]: Lampshade is made with superior, high-quality ABS plastic materials that are and reliable to help provide maximum durability and water resistance, strong ABS cover, not easy to be broken. 4.[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.