Here is a robot that helps keep your smartphone charged. The DockBot comes with charging pads and USB ports. It can be summoned with a voice command or touch of a finger. It has WiFi and Bluetooth connectivity and uses smart mapping and navigation to get around in your home.
The DockBot has an auto summon feature, so you won’t have to break a sweat to recharge your phone. It delivers 5A of power to charge up to 4 devices simultaneously. You can find out more about it here.