Specification: Material: Silicone, ABS. Color: Pink. Battery: 400mAhBuilt-in. Power: 2W. Voltage: 5V. Vibration: 13000/min. SizeLxWxH: Approx. 13x10x2cm/5.12x3.94x0.79 inch. Feature: 1.Skin-friendly Materials: our chest massager is made of silicone material, which is skin-friendly. Its powerful massage function can eliminate pain and pain and provide a comfortable feeling during massage. 2.High frequency massage: Adopts the simulated human massage technique, making a precise massage on chest acupuncture points, enlarge chest. 3.Effective: This woman breast massager can accumulate blood flow, active cell renew, restore skin elasticity, prevent sagging and deformation of the chest. 4.Multi- level adjustment: 4 working modes and 3 intensity level, totally customize to achieve better effects. 5.Time Setting : 5 minutes, 10 minutes, 15 minutes. And the default working time is 10 minutes. 6.Convenient to use: The breast enhancer is ultra thin and lightweight, this massager supplies you anywhere use. 7.Suitable for: Our chest massager suitable for all types of skin, improving dysplasia breast, flat breast, sloping breast from breastfeeding, deformed breast etc. Package Include: 2 * Chest Massage Pads 1 * Controller 1 * USB Cable 1 * English Use Manual 1 * Box