Feature:1. 10 Vibration Modes: The breast feeding massager uses 10 different vibration modes to help break up blockages, improve milk flow and empty the breast more easily and quickly.2. Heating Function: This massager is heated up to 114 degrees Fahrenheit, and you do not have to worry about burning yourself during the massage.3. Material: This breast massager is made of food grade liquid silicone, and is BPA free, which is heat resistant, easy to clean, soft and comfortable, and has a long service life.4. Ergonomic Design: This breast feeding massager is ergonomically designed to fit comfortably on any size breast, close to the breast and with a larger massage contact area for faster and more effective massage. The compact shape fits securely into your breast without fear of falling out.5. Function: This breastfeeding massager helps mothers to relieve blocked ducts, prevent mastitis, improve milk flow, faster lactation and more effective emptying of the breast.Specification:Item Type: Electric Lactation Massage MachineMaterial: SiliconeProduct Size: (Approx.) 125 x 60 x 25mm / 4.9 x 2.4 x 1inBattery Type: Li ion 600mah ( Built In )Suitable for People: adult women, breastfeeding womenCharging Time: 1 hourMaximum Temperature: 45CWaterproof Rating: IPX7Features: heating and vibratingVibration modes: 10 frequencies.Package List:1 x Electric Lactation Massage Machine1 x USB Cable1 x Instruction ManualNote:1. Charge once before use2. Use only the USB connection cable included with the product3. Can only be wiped with a soft cloth4. Storage and charging under greenhouse