When looking around a designer's office, you might miss this high-tech tape measure from inventor Boris Barbaric. That's because it's integrated into a pen, says Popular Mechanics writer Avery Thompson. The InstruMMents 01 looks and works like a pen, but its primary purpose is a measuring wheel, which allows for both curved and straight distance measurements.

The 01 has a wheel that measures distances when you roll it across a surface and is accurate down to a tenth of a millimeter. It also has a laser pointer to increase its versatility. The device connects to your smartphone via Bluetooth to display your measurements in an easy-to-read format, and you can easily switch between metric and imperial units.

The 01 is currently crowdfunding on IndieGoGo for $150.

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