There are already plenty of augmented reality apps that let you conduct measurements on your smartphone. The Arrim ONE takes it to the next level. It is an AR measuring device that plugs into your smartphone and lets you measure circles, angles, straight lines, and curves.
The device only has an on/off button, with everything else handled on your smartphone. You will be able to review the results on your phone and can share them with others. Arrim ONE is accurate +/- 1.5 mm within 20 meters range. The device weighs only 35 grams and has a battery that lasts for up to 1000 measurements.[where to find it]
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