Features: Rapid heating; Using 18W high-efficiency technology, the liquid in the bottle can heat to the appropriate temperature in a short period of time. Leak proof design: Carefully designed sealing structure effectively prevents liquid leakage, ensuring safety and cleanliness during transportation. Night light function: Build in soft night light, convenient for feeding at night, providing sufficient light for sleep without disturbing baby. Temperature display: Equipped with a clear LED temperature display screen, real-time monitoring of the heating status of the bottle. Travel Companion: Lightweight and small size design, perfect for use during travel, outings, or nighttime activity. Large capacity battery: Build in 6000mAh/8000mAh high-capacity lithium batteries provide strong battery service life. Thoughtful Gift: It is a must-have practical tool for novice parents. Make every feeding simple and comfortable, providing most caring care for baby! Specifications: Component: ABS+Cloth Type: 6000mAh, 8000mAh(optional) Size: approx. 85x58x137mm/33.4x22.8x53.9inch Charging time: about 2 hours Continuous insulation: about 4-6 hours, continuous heating for 100 minutes Voltages and power: 7.4V/18W Applicable bottle diameter: ≤ 7.2cm Six temperature gear: 37℃, 40℃, 42℃, 45℃, 50℃, 55℃ Package Includes: 1 Piece Cordless Bottle Warmer note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.