Super Bright & High Lumens: The Tactical Flashlight features 5 high intensity LEDs with up to 2500 lumens,which is perfect for illuminating large areas in the dark.USB Rechargeable -- The ET28 flashlight is USB rechargeable,allowing you to easily charge it using a power bank,computer,or any other USB power source. This feature means you always have a reliable light source when you need it most.5 Light Mode: High, Medium, Low, Strobe, SOS,Applicable to various scenarios,which is very convenient for you. Note: Long press to turn off the light, with mode memory function, no need to readjust the lighting mode every time.Waterproof & Sturdy -- The flashlight is made of high-quality aluminum alloy to improve the heat dissipation function, impact resistant and durable. IP67 waterproof and can withstand most extreme weather such as storms and heavy rain. The compact design allows for easy portability and efficient use.