‎2 Lithium Ion batteries required. (included)

2-in-1 heating and vibration improves milk flow, with LaVie's unique adjustable heat and vibration levels. Helps improve milkflow, increase milk production, prevent blockages, and speed up pumping time. A true breastfeeding essential and a must have for pumping moms. How to use: Start with low heat and vibration settings to test skin sensitivity, try placing the pads on different positions on the breast and use heat settings for up to 10 minutes at a time. Easier than hand massage, prevent breastfeeding challenges like clogged ducts, mastitis, engorgement. Gentle and comfortable breast heating pads make pumping more productive and efficient, as well as a less stressful and more comfortable experience. Milk is released in a shorter amount of time, aiding in better milk production, and supporting both new moms and the newborn baby.