Most Advanced Portable Warmer: SAFELY & EVENLY warms water, breastmilk, formula or milk storage bags on-the-go; Advanced sensor technology warms evenly from top to bottom to protect breastmilk nutrients; Real-time temperature always shown on LED display | SuperFast Warming On-the-Go, 4 Warming Temperatures: Warms 8 oz in 4 min. - 50% faster than other portable warmers. Features 50% stronger warmer (90 vs 60 watts); Choose from 80°F, 98°F or 103°F for formula & water, or 99°F for milk storage bags | Convenient & Easy to Use: No adapters, upside-down bottles or leaks like other portable warmers. Just add liquid inside & choose temperature. When done, warmer beeps & auto shuts off. Then pour liquid using 360° pour spout or by unscrewing lid | Large Capacity, Slim & Compact Design: Holds 9 oz of water, formula, breastmilk, or a filled milk storage bag in stainless steel cup; Slim profile is easy to hold; Easily fits in cupholders or bottle pockets in diaper bags, backpacks, cars & strollers | Rechargeable: Advanced battery technology warms eight 6 oz bottles on a single charge; Includes USB-A charging cable; Power adapter not included; 1 year limited warranty (not valid if shipped outside the US); Product dimensions 3"W x 3"D x 8.3"H