Which one is right for you    Model   Selection Guide   Suitable Model   Power   Temperature Control   B5X   Iphone 12 / 13 Series can be used directly.   Others please use magnetic suction sheet.   10~18W   Intelligent Frequency Conversion    B5   Iphone and Android can be used directly.   10~18W   Intelligent Frequency Conversion   Wasp Wing 2 Pro   Iphone and Android can be used directly.   10W   Fixed Frequency   Specifications   Name: Flydigi B5 / B5X   Power of Refrigeration Sheet: 10-18W   Features   High-power and large-size of refrigeration sheet,1 second to cool down.   Flyice suspended cooling system, quickly dissipating heat from the heating end.   Smart APP control, temperature can be monitor and adjustable wind's speed   Lightweight and portable, only 0.16lb (75g).   Wide-area compatibility.   Streamlined design like a spaceship, wide top and narrow bottom, no conflict with holding.   Dazzling lighting function.   Anti-inadvertent clamping design.   Low sound.   Flydigi Game Center   After connecting the Flydigi App, the cooler can infinitely adjusted speed and monitor temperature, suitable for all seasons.   Please search Flydigi on app store or Google Play to download Flydigi Game Center.