Fangrui Product Details Summary: Safety And Environmental Protection Super Affordable, Compact, Lanyard, Easy To Carry Products And Other Led Flashlights Adopt Different Power Supply Methods. Other Led Flashlights Are Powered By Ordinary Dry Batteries. This Product Uses Hand-pressure Automatic Power Generation And Has The Function Of Temporarily Storing Power. The Lower Part Of The Flashlight With A Hand-held Handle, You Simply Press The Handle, Led Can Automatically Glow. This Product Is Particularly Suitable For Both Regular Use Or Occasional Use Of The Two Requirements, The Former Can Save A Lot Of Money, Which Can Save The Trouble Of Preparing For Electricity. You Can Press The Switch On The Top Of The Flashlight, The Flashlight Itself Stored Power Can Be Used For Some Time. With Two Light Bulbs Led (ultra-high Brightness Light-emitting Diode) As A Light Source, Long Life, High Brightness, Flashlight Light White Light;built-in Micro-power Generation Device, Just A Hand To Put A Few, The Use Of Triboelectric Principle, You C