Features: 1. Efficient, convenient: support simultaneous charging for 2 smartphones, horizontal and vertical charging positions available. 2. Easy to use: no need to disassemble phone case within 5mm thickness; take out key, metal ring, credit card, coin, metal case before charging. 3. Smart indication light: Green means charging is in progress or accomplished; green and blue in turns means malfunction or foreign object detection. 4. Suitable smartphone: only for Galaxy Watch (42/46mm), for Samsung Gear S3/Gear Sport. 5. Widely compatible phones: For Samsung Note 9/Note 8/S9/S9+/S8/S8+/S7/S7+/S6 Edge +; For iPhone Xs Max/XS/XR/X/8/8 Plus.