FREE PARTS: Extra Insulated Protective BAG & 12 Feet-Long Extend DC Power Cable. MAX & ECO MODE: Two different modes can be adjusted as needed. Under the MAX mode, the power of JP40 is 55W for fast Cooling. Under the ECO mode, the power of JP40 is as low as 33W, which can save energy and increase the use time. FREEZERS WITHOUT ICE: Adjustable Temperature From -7℉～50℉(-22℃～+10℃). HIGH QUALITY - SECOP(Danfoss) Compressor, fast cooling; ETL Certificate; Global Product Insurance. 3 Stage Dynamic Battery Protection System; ECU program for low voltage battery protection, EMC anti-electromagnetic interference, Current overload protection. 5 Year Warranty for the compressor and 1-year warranty for other parts.