Charge Qi Enabled Devices Wirelessly By Placing Compatible Device On Top Of Charging Pad. Simultaneously Charge Apple Watch® with Apple Watch® Charging Dock (Requires Your Charging Cord). When Watch Dock Is Not In Use, Remove Watch Dock And Slide Cover Into Place. When Watch Dock Is Not In Use, Additional USB Port Can Charge Second Device Simultaneously. LED Indicator Light. Supports Apple Watch® Nighstand Mode. Compatible With Apple Watch® Series 1/2/3/4. Apple Watch® is a trademark of Apple Inc., registered in the U.S. and other countries.