Describe: 1. Baby bottle insulation cover, it is very intimate for the baby to drink milk warmly 2. Intelligent 5-speed temperature adjustment, to be your baby's exclusive nutritionist 3. Small size, does not take up space 4. Made of high-quality fiber cloth material, delicate touch, waterproof and easy to clean Product material: waterproof fiber cloth, composite heating sheet Product unfolded size: 30.5*14cm/12*5.51in Product weight: 150g Product packaging: color box Input power: 5V/2A Product Instructions: (1) Connect the product to the data cable, and then to the power supply. (2) Press and hold the power button for 3 seconds to turn on the power, the default high-end 55 when booting, automatically switch to 2nd gear 50 in 30 minutes, then automatically switch to 3rd gear 46 in 30 minutes, then automatically switch to 4th gear 42 in 30 minutes, then 30 minutes automatically Switch to 5 gears 38, keep constant temperature at 38, do not shut down. (3) You can change the gear position manually and freely, and short press the switch key to change the gear position. (4) Long press to power off. Reminder: Product dimensions are all measured by hand, there is a slight error, please forgive me, please refer to the actual product. Satisfaction Guarantee: We will provide you with high-quality after-sales service, please rest assured to buy. If you have any questions, please feel free to contact us List: Baby Bottle Warmer *1 USB cable *1