Please note that this seller's product is not an original, but an analogue of the original product. Business advantages: -Colorful multimedia touch screen, control and display nursing operation. -The grease spinning handle adopts a touch screen design, which is intuitive and easy to control. -The design and the current used are in full compliance with the electrical safety standards of European countries. It is absolutely safe for the human body. -Configure static recharge system SRS Welcome to add our WhatsApp: +8613393016651. Or send an inquiry to [email protected]