From Baby Brezza, this portable bottle warmer features: Clinically Proven to Warm the Fastest: Warms 8 oz in 3 minutes (from room temp to 98 F) 67% faster than other portable warmers 67% stronger heater (100 vs 60 watts) Choose from 4 temperatures - 80 F, 98 F, or 103 F for formula/water, or 99 F for milk storage bags 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 is always shown on the LED display Convenient & Easy To Use: No adapters, upside-down bottles, or leaks like other portable warmers. Just add liquid inside & choose the temperature. When done, warmer beeps & auto shuts off. Then pour liquid using the 360 pour spout or by unscrewing the lid Large Capacity, Slim & Compact Design: Stainless steel cup holds 9 oz of water, formula, or breastmilk, or a filled 6 oz milk storage bag Easily fits in cupholders or bottle pockets in diaper bags, backpacks, cars & strollers Slim size approx.: 3 W x 3 D x 8.3 H Rechargeable: Advanced battery technology warms up to eight 6oz bottles (from room temp to 98 F) & up to four 6oz bottles (from cold to 98 F) on a single charge Includes: USB-A charging cable, Power adapter not included - for the fastest charge, recommend using a 20W charging block. 1 year limited warranty (not valid if shipped outside the US) Warms 8 oz. in 4 minutes Holds 9 oz. of formula, breastmilk, water, or a filled milk storage bag in stainless steel cup. Warms eight 6 oz. bottles on a single charge Choose from 4 temperatures (80 F, 98 F, 103 F for formula and water, or 99 F for milk storage bags) Warms breastmilk and formula safely and evenly from top to bottom, protecting nutrients. Pour liquid inside, then warmer warms to proper temperature, beeps, and shuts off Imported.