USB Warm Milk Constant Temperature Car Heat Cup Multifunctional Portable Bottle Bag(Stars DC + USB Interface)

1. Material: Neoprene + high flame retardant polyester + electronic heating circuit

2. Uses: warm milk for car, home, travel

3. Power: 10W

4. Voltage: DC 5V

5. Current: 2A

6. Size: 7x7x12CM

7. Features: Available for car, home, and outdoor power banks. The constant temperature is 40 degrees to ensure safe drinking. It has a handle for easy carrying. The size of the bottle warmer can be adjusted by hook and fastener. It can be used for 5-8CM diameter bottles.