Portable Outdoor Thermostatic Baby Bottle USB Insulation Sleeve

Portable USB Baby Bottle Warmer & Insulation Sleeve

 Switch function description:
1. Long Press 3s to turn on the blue light, and the mid-range 70% output 55 degrees. 
2. Press the red light again, output 65 degrees. 
3. Press the green light again, output 45 degrees. 
4. Press 3s for a long time to shut down.

Features:
1. Small and easy to carry, mom so relaxing
2. The baby drinks warm milk at any time and keeps constant temperature insulation.
(USB power on is required for insulation)
3. Can be connected to mobile power, charging plug, car USB use
4. Adjustable circumference Velcro, suitable for a variety of feeding bottles
(Direct 55-80mm)
5. Four layers of material, firmly lock the temperature
(PU layer, PU layer, heating layer, comfortable lining)