About the SEJOY electric shaver Precise Shaving System - The well-designed ESM intelligent anti-pinch shaving system of premium stainless steel blades with self-sharpening function, so that it will be sharper and safer in daily use. Close-to-face Double Track Cuts - With the design of double-track cutter, shaving efficiency can be increased by 50%, maximizing save your shaving time. 8W High Speed Powerful Motor - Shave fast, accurate, and hard, with noise levels below 67 dB, hypoallergenic, enjoy every moment of shaving. 100% Waterproof - This electric razor is designed to fully wash in water, it allows to shave both dry and wet. Pop-Up Trimmer-With a pop-up trimmer on the back of the shaver, you can quickly trim unwanted facial hair with just push up.Such as beards, sideburns, etc. One-touch Open Button - Just one touch, you can open the lid to wash the shaver head fast and easy. It also comes with a little brush to sweep cut hair in cabin, so you can clean it thoroughly.