The Enouvation E4 Battery Pack and Extender Cable is designed to be used for power motion furniture. It lets you operate your power motion furniture without a power outlet, and without having to see any unsightly industrial cords. The E4 is designed to be used for recliners, sofas, loveseats, sectional recliners, lift recliners and other furniture with one to four motors - approximately 700 cycles with one motor, 600 cycles with two motors, and 300 cycles with four motors - before having to recharge. UL certified after rigorous testing. LED power indicator shows the level of power in the tank, and an interactive power alert when the battery runs low. The included extender cable is recommended for ease of use.