The RockWall by iLuv is a new dual-USB wall charger that is designed to charge both an iPhone and iPad simultaneously. It pulls this off thanks to charger’s two USB ports, which output a combined 15.5 watts of power. Each outlet comes labeled for the device it supports to keep you from plugging your iPad into the iPhone charger on accident. The charger also supports a slew of international plug adapters, so you don’t have to worry about purchasing additional adapters when traveling.

Purchase your RockWall here for $40.