Using a Fxlion PL-Q4B12 12-Bay V-Mount Wall Charger is a convenient way to make sure all your batteries are always ready for the set. Best suited for rental houses. The Kit includes screws and plates for wall-mounting. And it only uses one power cable. With three switches, you can power just four channels at once � or all twelve together. The sturdy aluminum housing and three fans on top make sure the device doesn�t overheat. The status display shows the battery voltage and charging output, so you always know the percentage of each individual battery. Easy to use � with a big impact on charging control.