1.Special tri-color ray: NICRON's powerful technology allows the flashlight to contain 3 colors without color - white for daily work lighting, green for remote calls - red for accidents or repairs. 2.Intelligent power reminder: switch light flashing judgment (0% red flashing 1 time - more than 25% flashing 2 times - more than 50% flashing 3 times - more than 75% 4 times - charging is completed to turn green), switch power reminder (100% green -40% yellow -20% red ray -10% - 5% red ray flashing). 3. Super bright and long life: Easily illuminate the entire room or focus on objects over 670 feet! 10 times brighter than the old incandescent lamp. The flashlight can be easily powered for hours using a rechargeable battery. 4.Rugged and reliable: Waterproof to IP65, designed for heavy rain. - Compact and sturdy nails, this LED flashlight can withstand a 4 foot drop or be temporarily submerged in water. 5.90 degree rotation and magnetic tail cap size and steel body clips: 8 useful settings