Fast Heating: Adopting imported temperature sensing chip, the milk bottle warmer takes about 20 minutes to quickly heat 200ml of water from 25 C to 40 C by 9V, 10V adapters takes 40 minutes at the same effect by 5V adapters. 5 Level Adjustable Temperature: 23 adjustable temperature setting: 38-60can be set at will to keep the bottle warm and prevents it from getting cold. With LCD display to show temperature. Thoughtful Design: Buttom with silicone Non-slip design can hold the bottle and not be easily slipped off. With removable carrying handle for easy carrying and hanging. 4 layer material design can keep the temperature in balence. Easy to clean: Made of PU material on the surface, the baby bottle warmer is safe, waterproof and insulated. can be cleaned with paper towels or other pairs of wipes.(Do not soaked the bottle in water.) Widely Application: With adjustable bottle range between 60-75mm, the baby bottle warmer can heat multiple materials, such as plastic, glass, and stainless steel. Can be used on travel, airplane, train and car bottle warmer, making our life more convenient. Constant temperature mode: increase the fixed constant temperature modeThoughtful DesignButtom with silicone Non-slip design can hold the bottle and not be easily slipped off. With removable carrying handle for easy carrying and hanging. 4 layer material design can keep the temperature in balence. Velcro design, adjustable size, easy to handle with a bottle. Easy to CleanMade of PU material on the surface, the baby bottle warmer is safe, waterproof and insulated. can be cleaned with paper towels or other pairs of wipes.(Do not soaked the bottle in water.). USB Bottle WarmerUSB jack is available for charging, multiple charging modes, convenient charging and easy travel. (Heating sheet: Voltage: 5V Current: 2A Temperature 38 C-60 C). Can be used on travel, airplane, train and car bottle warmer, making our life more convenient. SizeUnfold size is 30 14 0.5CM. The inner diameter size when used is 7.5cm. Suitable for a variety of milk bottles, while installed on, the heat preservation, suitable for all kinds of milk bottles. As long as your bottle diameter is within 7.5cm, it is suitable for our heater. 23 Gear Adjustment TemperatureIntelligent 23 gears temperature control can be adjusted according to the seasonal temperature. (Note: Long press for 3 seconds to open or close, and press once to adjust different gears). Different temperature ranges have different light displays, 38 -42 , green light 43 -50 , blue light 51 -60 , red light.