1. This is Xiaomi Wireless Charger 20W, the Stand ver., which gives Mi 9 Cellphone a max 20W charging rate, and gives MIX 2S and MIX 3 a max 10W charging rate, gives other Qi EPP compatible cellphones a 5W-10W charging rate. 2. The basic bundle of 20W Wireless Stand is a wireless charger with cable; the advanced bundle includes a wireless charger, a cable and a travel charger as the bundle picture shows; other 2 bundles are adding according adapter for different region. 3. To use the wireless charger, the cellphone case can neither be of metal nor thicker than 4mm.