PAL-1 or PAL-1 BLT/i or PAL-1 BLT/A+W

It is the best seller model to measure sweetness of almost all fruit juice & beverage.  3 versions are available :

PAL-1 offers NFC function which can be used to transfer data to android devices or PC with NFC readers

Other 2 vesions let you send up to 100 sets of data to iPhone or android device by bluetooth.  A free app "PAL DROID BLT" in Android & "ATAGO LOGGER" in iOS is available for download.

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