PowerCooler-40 features the latest technology designed with more versatility and a battery pack that also functions as a removable 52000mAh power bank so you can charge your devices on the go. With a large capacity of 40 liters, PowerCooler-40 is perfect for long road trips, camping, or even other events. The integrated DC compressor allows the cooler to have a dual cooling function as a refrigerator or freezer, without the hassle of melting ice for up to 12 hours. PowerCooler-40 can be recharged in 3 convenient ways: using the AC socket, a DC 12v socket, or using solar power panels. Don't let a lack of refrigeration limit your exploration with this highly portable and advanced outdoor mini refrigerator.