Compass set: It contains compass+lead+eraser+protractor+45degree set square+60degree set square+ruler Compass set: It contains compass+lead+eraser+protractor+45degree set square+60degree set square+rulerIt has the fashionable design and good for school and office use.The compass is metal.
... after 5 minutes Power: 3V CR2032 Lithium battery The Digital Protractor is a revolutionary measuring tool to build 0.1° accuracy ... sensor and microprocessor circuit to provide unsurpassed accuracy throughout the protractor’s 360°range.The front panel buttons can be used ...
... calibration requiring no special fixtures. Versatile measuring tool, angle finder, protractor and level three in one.One 3V Cr2032 lithium battery ...
... recognition, local magnifying glass, video recording, searchlights, cover screen, ruler, protractor and other tools. And can be user-defined external application ...
... recognition, local magnifying glass, video recording, searchlights, cover screen, ruler, protractor and other tools. And can be user-defined external applications ...
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