Cattre Oral Sonic Vibration Electric Toothbrush [Set Contents] ・Main unit ・Charging stand ・Brush head ・USB charging cable ・Instruction manual ◎Model number: CTL-620 ◎Body size: H:138 x W76 x D57 (mm) ◎Body weight: 96g ◎Materials: Body / ABS resin Brush head / Food-grade antibacterial silicone ◎Charging method: USB rechargeable (Rated input 5V 1A) Charging time: Approximately 150 minutes ⚠️This product is USB rechargeable. A charger is not included. When using, please use a USB power source such as a computer, or a separately sold USB-AC adapter (Rated output DC 5V 1.0A or less). Dr. Soichiro Asanami, a dentist, supervised the design, which is unique and tailored to the Japanese skeletal structure. The Cattre Oral, developed by a dentist, features a unique, patented, made-in-Japan, food-grade antibacterial silicone brush head. It uses 360° sonic vibration + LED light at up to 15,000 times per minute to keep teeth, gums, and the oral cavity healthy. ■360° vibration ■Sonic vibration up to 15,000 times/minute ■Blue and red LEDs ■4 modes ■Mode memory function ■World-compatible USB charging ■3400 bristles ☆I have kept it at home since I bought it, without ever using it. ☆Immediate purchase is OK.