Small size and light weight, making it easy to attach to your keys or carry anyplace Designed for multiple professional scenarios including mineral identification, jades appraisal, ceramic / antique verification Also ideal for home use detecting pet stain or locating camping gear at night Crafted with aluminum alloy housing featuring IPX4 waterproof rating for stable in rainy or humid conditions Perfect for outdoor adventures, travel, or emergencies lighting needs Ideal for daily use The tail is integrated with a USB port, so there is not need to carry an additional charging cable Simply plug the flashlight into the USB port for charging any times