Note: Wireless charging is generally slower than traditional wired charging due to lower energy conversion in current tech. Charging speeds vary depending on your device, Max output 15W.
Situation that a little warm is normal, because part of the electricity will be converted into heat energy and released when wireless charging.
Fast Charge only mean 15W max fast output, not mean that all phone will shows "fast charging” when charge.
Not charge with Any Watch, earbuds.
Required that your phone has wireless charging capabilities, do not support iPhone 6 6s 7 Plus, Samsung A Series likes A53 etc, Google Pixel A Series likes 6a etc

15W Wireless Charging Station (adapter not included)

Specification
Input: DC 5V-2A,9V-2A,12V-1.5A
Output: 5W/7W/10W/15W
Size: 4*3.8*2.8inch
Coil: 2 Coils

Tips
1 Please choose a 5V-2A charging adapter or 9V-2A fast charging adapter.
2 Connect power, set the phone down properly, centered.
3 Cases made of metal, cases with attachments such as magnets, metal ring, pop socket, cards, grips will interfere charging.

Efficient Charging
15W for Samsung
S24/S24+/S24 Ultra, S23/S23+/S23 Ultra, S22/S22+/S22 Ultra, S21/S21 FE/S21+/S21 Ultra,
S20/S20 FE/S20+/S20 Ultra, Note 20/Note 20 Ultra/Note 20+,
Z Fold6/5/4, Z Flip6/5/4
Google Pixel 9/9 Pro/8 Pro/8/7 Pro/7/6/6 Pro,
10W for Samsung
S10/S10e/S10+/S9/S9+/S8/S8+/S7/S7 edge/S6/S6 edge,
Note 10/Note 10+/Note 9/Note 8/Note 7
Z Fold3/2 5G, Z Flip3 5G
Google Pixel 5
7.5W for iPhone
iPhone 15/15 Pro/15 Pro Max/15 Plus
iPhone 14 13 12 11 8 series
5W Standard Charge Mode
Google Pixel 3/3 XL/4/4 XL
All other wireless charge-enabled phones