Price : 28$ . Product Description : Material: aluminum alloy Lamp beads: Super bright white laser beads Waterproof: domestic waterproof Battery: 1 *32850 battery Weight: 295G (without battery) Packing weight: 800g (with battery and color box) Headlights: strong light, medium light, weak light, flash, SOS Charging: Type-C fast charging/USB output port Features: fluorescent color body, digital display, power bank function,white laser lamp beads, type-c/USB charging port, zoom Function:Self-defense,tactics,hunting,outdoor camping,expedition,daily use Fluorescent body instructions for use: Please shine the flashlight with a light for a while, leave it in the dark and it will glow for 3-5 minutes. The principle of luminescence is to let the light-emitting sheet absorb the light, and then emit light If you want it to glow quickly, you can shine another flashlight on this flashlight for about 1 minute, or get closer to the light source.