Portable Water Warmer Rechargeable for Formula, Milk, Precise Temperature Control, 300ml, Portable Instant Water Warmer for Travel, Smart Wireless Baby Bottle for Car, Travel, Outdoor, Battery PoweredProduct Features: This wireless water heater is highly portable and easy to carry in your bag, ideal for outdoor use, shopping, camping, travel, car trips, and on-the-go lifestyles. Features a 300ml large capacity. Equipped with advanced chip technology for real-time and accurate temperature display, allowing parents to monitor heating progress without guesswork. Constructed with high-quality materials including borosilicate glass (BPA-free) instead of plastic. Heating components are made from food-grade materials, ensuring safety and peace of mind. Built-in 5200mAh battery provides reliable performance. Heats 150ml of water to 45C (113F) in approximately 5 minutes at room temperature, with the ability to heat up to about 10 times on a single charge. Maintains a constant temperature of 45C for up to 8 hours. Features a Type-C charging port, compatible with laptops, power banks, wall chargers, and other standard USB power sources. Includes a Type-C charging cable.