The Massimo E-Kooler provides convenient cooling & freezing for camping . cook-outs . sporting events . travel and more. The optional & removable 15.6Ah battery (sold separately) . can power your cooler for up to 6 hours without plugging in. Otherwise . the kooler can be powered directly from a wall-outlet or a cars cigarette lighter port. Automatic 3-stage Low-voltage protection means you will always have sufficient battery voltage . even when charging while the vehicle is not running. Built-in 6 inch poly wheels and retractable handle makes the Massimo E-Kooler travel-friendly and easy to transport . with or without cargo. Free Android & iOS App available for Bluetooth remote control and monitoring. Additionally . digital temperature controls are easy to manually adjust directly on the cooler itself. Max Cool or Economy Operation modes allow you to tailor cooling and power consumption to your needs. Package includes; E-Kooler . AC Adapter DC Car Adapter Cord Length: AC Wall Adapter: 7ft / DC Travel Adapter: 11.5ft