This is an authentic Denki Bari Brush, a popular item even among celebrities. I used it a few times and then stored it in very clean condition. I've used it about 10 times. The device has been tested and is disinfected. The EXTREME skin lotion is also included. I used it for about 5 sprays, but the remaining amount is almost unused. You can use it as soon as it arrives. The warranty period has expired. ■ ELECTRIC BARI BRUSH Denki Bari Brush & EXTREME Skin Lotion 100ml ■ Retail Price: Approximately 173,000 yen including the lotion ■ Purchase Date: April 2021 Purchased directly from the manufacturer (with warranty, expired) 【Contents】 Denki Bari Brush Body Dedicated charging cable set Instruction manual Dedicated box (paper) EXTREME Skin Lotion 100ml (used about 5 times) 【Product Introduction】 A brush-type low-frequency mobile beauty device. It's an Electron long-selling and best-selling item that continues to gain users 12 years after its release. The 32 pinheads vibrate approximately 1,000 times per second, emitting low-frequency waves that target the head, face, neck, shoulders, décolleté, and other areas. It works on various parts of the body that you're concerned about. The soft silicone brush fits into small uneven areas. You can get a satisfying experience like a full-fledged salon care easily, wherever you are, with a pleasant stimulation. It's rechargeable and portable, so you can use it not only at home but also in the office or while traveling. ▪️Specifications Power supply: Rechargeable Rated specifications: AC100V-240V 50/60Hz Battery specifications: Lithium polymer rechargeable battery (3.7V 1200mA 4.44Wh) Adapter output: 5V 2.4A Usable time: Approximately 300 minutes (varies depending on battery condition and environment) Body size: W40 x H180 x D55mm (including brush part) Body weight: Approximately 155g Storage environment: Temperature range/-20℃～50℃ Relative humidity/10%～70% ■ Precautions for Use and Requests Basically, use it in a dry state, feeling a slight tingling electrical stimulation. The sensation of stimulation varies from person to person, so if it's too strong, moistening the area of use will gently reduce the tingling sensation. Please check the official website for other precautions and information.