Ablenet Hook+ Switch Interface - Compatible with Tablet iPad, Cell Phone iPhone or iPod Touch - AbleNet Part ID: 10000018 Lightning connector provides a reliable wired connection Compatible with Apple auto switch configurator # 10000018 Hook+ does not have an internal battery and can be used as long as the iDevice has a battery charge Connect one to four individual switches via 3.5-mm/1/8-in switch jacks. With iOS 9, you are able to program two unique commands per switch for a total of eight different switch commands. Use the battery pass through on Hook+ to charge your iOS device while using Hook+