Specification:

The bag is used to keep the liquid temperature and heating in minus 30° C environment. Once the plug connect the car power, it will heat, once the temperature reach to 38°C, it will automatically stop, once the inside temperature is lower than 25 ° C, it will heat again automatically.

Interlayer can be put 6 * 400 ml bottles.

Adopt air heating technology and ultra thick insulation layer.