Precise 360 (4 x 90) Electronic Digital Protractor/Inclinometer – PRO-360

• Simple calibration requiring no special fixtures
• The fast, easy, accurate way to measure angles.
• Features:
• Full 360 range (90 x 4).
• Accuracy: 0.1 at level and plumb, 0.2 maximum error
• Machined aluminum frame.
• Alternate reference (zero).
• Hold reading.
• Standard 9-Volt battery included.