The Anker Solix EverFrost 2 is a battery-powered cooler that reliably stores perishables without ice for over three days. It's now on sale with an Amazon Prime Spring Deal.
Source: ADnet
Source Link: https://www.zdnet.com/article/i-tested-a-smart-cooler-and-cant-go-back-to-toting-ice-and-its-200-off/