Now warm milk is easily available in minutes. The AC adapter plugs into any wall socket to heat both glass and plastic bottles. A measuring spoon is also included to make sure you add just the right amount for baby. Other features of Gerber Electric Bottle Warmer: Heats quickly. For glass and plastic reusable bottles. Household use only. contains 120 Volt AC Bottle Warmer. Built-In Spoon. Availability: Usually ships the next business day. GBWSRegular price: $9.95Sale price: $4.95 Free shipping over $100.00 http://www.bulkforcheap.com