Unlike many other wireless charger,3-in-1 Wireless charging stand is a TRUE wireless charger for all devices that has the watch charger built in without any trouble to insert Apple Watch charging cable into the charging dock, it supports simultaneous charging.silicone coatings cover. The GREEN LED indicator will flash for 3s if power source is connected, and it will automatically go out after the 20s. Besides that, silicone coatings cover makes this wireless charging dock be electrostatic-proof and makes you have the feelings of touching skin.triple fast charging mat uses multiple-devices-charging and non-fixed charging part, LED indicators design (light green LED light for comfortable sleep). Non-slip thread for more efficiently charging.