Charge multiple devices with the HPM Standard 4 Outlet USB Charge Powerboard. This powerboard includes 2 x USB-A charging ports allowing you to charge up to 2 devices in addition to powering four devices in the one location. Includes safety overload protection in the event that the current from appliances plugged in exceed safe levels, simply remove the affected appliance and reset the board to regain power. If an overload occurs, simply reset.