RF speeds up fat metabolism and tightens collagen, effectively tightens waistline, arms, hips and lower abdomen Red light has a wavelength of 622-628nm, firming skin, intaking nutrition promoting blood circulation and relieving stress Blue light has a wavelength of 462-468nm, anti-inflammatory acne, balancing water and oil, suitable for oily skin, acne skin and sensitive skin CV ultrasonic fat burning technology: A million vibrations per second, entering deeper layers of subcutaneous fat, gradually reduces fat through mechanical massage, heating and other comprehensive effects of high intensity vibration on fat cells High precision alloy probe: Mechanical vibration at 6,800 revolutions per second shrinks collagen fibers and speeds up fat decomposition and effectively eliminates stubborn fat Four modes to lose weight: blasting fat mode, shaping mode, brighten mode, lift up mode Specifications: Product Name: RF Weight Loss instrument RF Frequency: 1mHz±2% Ultrasonic frequency: 1 million times/s EMS Frequency: 1kHz±2% Motor vibration frequency: 68000RPM±20% Phototherapy LED color: Red, 625nm blue, 465nm 2 color Battery type: Polymer lithium battery (2000mAh) Storage temperature: -20 to +60℃ Operating temperature: -10 to +50℃ Working voltage: 7.4V Power level: 3 gears EMS power: 12W Power supply: Type-C charging Product material: ABS+plastic+electroplated parts+stainless steel