Tactile Caliper (Braille) pocket For use with specific Ambutech

For use with specific Ambutech canes

* Includes Rechargeable AC Adapter Battery

* Two-tone expansion band is easy to put on and take off

* Magnification level is 8x21

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Tactile Caliper (Braille) pocket For use with specific AmbutechAn ingenious invention, this caliper is similar to a caliper tool a sighted person might use except it is in braille. * As you slide the measuring tool down the ruler, the braille refreshes. * This plastic caliper measures to 1 16 of an inch and is 15 inches long, which makes it easy to take on the go. * Add this incredibly useful device to your tool kit at home, in the garage or for your next big project.