1-Minute Fast Heating: No more waiting! With a powerful 120W heating element, the DUDUMOM portable milk warmer heats 4 oz of water or milk to 104°F in just 60 seconds—perfect for calming a hungry baby fast, anytime, anywhere Precise Temperature Control: Freely adjust the temperature between 95°F and 131°F to suit your needs and easily achieve the perfect warmth. The LED display shows real-time temperature and battery level. Long press to activate the 149°F deep purification mode for an enhanced cleaning effect Long-Lasting Battery: This travel bottle warmer has a built-in 10,400mAh battery that can heat 4 oz of milk to 98°F at least 30 times on a full charge and maintain the temperature for 25 hours. Supports in-car charging and can be used while charging, ensuring peace of mind during travel Safe & Durable Materials: The liner is crafted from premium SUS316L food-grade stainless steel, known for its high heat resistance and odor-free performance. The secure, leak-proof lid and child-safe lock prevent spills and accidents while on the go Wireless & Travel-Friendly Design: No cords, no hassle. This compact, lightweight milk warmer fits easily into any diaper bag or handbag. Enjoy ultimate convenience for feeding on the go—perfect for road trips, flights, or everyday outings Dudumom Support: At Dudumom, we're dedicated to supporting moms with high-quality, reliable products and caring service