CAR BATTERY PROTECTION: With temperature memory function and 3 different levels for battery protection: Low (H1), Med (H2) and High (H3) to protect your vehicle battery without run down.
KEEP COOLING AND FRESH: -4°F(-20°C) to 68°F(20°C) powerful chilling performance. Reliable sealing property construction, thick and high Density Foam Insulation. Continues keep cooling performance during your journey.