I just bought a power strip for home with USB charging ports. What ever you do make sure at least one of the ports is capable of 2.1 amps. Not all have a port capable of 2.1 amps. Tablets, even older ones, will not charge at all on 1 amp ports. Newer phones will but will charge slower.
2013 Jayco Jayfeather X20 E, 2008 GMC Sierra 1500 Crew Cab Z71 SLE