Works in portrait or landscape - Securely holds iPhone in either landscape or portrait mode while chargingQi Certified and optimized for iPhone - Optimized for delivering up to 7.5W to iPhone instead of 5W of generic Qi-chargers. Also supports most other Qi-enabled phones at 5WDesigned for effortless placement - A U-shaped cradle gently guides iPhone into place, ensuring it's precisely aligned over the charging coilSmall physical footprint - The stand form factors features a smaller physical footprint than charging pads, freeing up valuable desktop surface spaceCompatible with most iPhone cases - Charges through most cases up to 3mm thick, including Apple Silicone and Leather cases. Cases with metal or magnets at back are not compatible . For iPhone 8 Plus - case needs to be fully open on the bottom, like in Apple Silicone and leather cases to be compatible