LED remind : When the motor is rotating, the digital LED light is displayed When charging, the red LED is on When pressing the switch for more than 3 seconds, the travel lock LED lights up, indicating that the shaver is locked When the shaver needs to be cleaned, the wash LED lights up waterproof design, can be used in the bathroom dry or wet shaving Can be used with shaving cream cord or cordless shaving LED remind li-ion battery 800 mAh 100-240v voltage , Rechargeable battery design 4D smart shaving system, two sharp blade, quickly shaving The head can be disassembled 2 hours quickly and safely charging , normal working time 80-100 minutes Automatic grinding technology, the more we use the more sharp blade 100% original, new 100%, 100% real picture 1-year quality assurance EU charger design, we provide free converter plug, if you need, please leave a message in your order, if not, we will not send it to you my store have more new electric shaver , please visit my store the seller will packing well, and guaranteed not damaged in transit good packaging, fast shipping, tracking numbers to track the entire process Test each product working normal before send out Electric razor can not cut long beard, please trim your beard before shaving The factory engineer recommends wet shaving because all new electric razors have a slight irritation to the skin, but this is not a quality problem, please stick with 2-3 months and your skin will get used to it please 100% Charging in the first time, if charging time is too short,shaving is weak When you change accessories, please pull up directly (please do not rotate)