Keen Wireless Charging Desk Clock are great for corporate giveawaysThe Keen Wireless Charging Desk Clock with alarm function can be used on any desk, end table or night stand. Always know what time it is while using the top to charge your wireless charging enabled smartphone. The clock can show temperature in either Celsius or Fahrenheit. To keep the time display all the time, press power button first, and press and hold "UP" button for 3 seconds. Supports 5W wireless charging for devices including (but not limited to): All iPhone 8/X/11/12/13 Series * Samsung Galaxy Note5/S6/S6 Edge/S6 Edge+/S7/S7 Edge/S8/S8+/S9/S9+/Note 9 * Google Nexus 5/6/7 * HTC Droid DNA, 8X * LG G3/G4, Lucid 2/3 * Nokia Lumia 920/930 *. If you want to charge iPhone series without wireless technology, an external Qi-standard wireless charging receiver or receiver case is required. It works with most plastic phone cases on. Includes micro charging cable. Please peel off the protecting film on the clock screen before use.