Check out this 38% discount on the Anker Wall Charger 300J Outlet Extender. Buy the Anker Wall Charger 300J Outlet Extender for just $15.99 ($10 off)This offer is available from Amazon. You plug the Anker Wall Charger 300J Outlet Extender into a regular outlet, and it converts the two standard outlets into six fully functional ones. One of these USB-C ports can deliver up to 20W, while the other is limited to 15W. You can’t go wrong with the Anker Wall Charger 300J Outlet Extender at just $15.99.