Digital Angle Ruler, Knoweasy Stainless Steel Digital Protractor (20inches/ 500mm)
【2 in 1 Functions】This Digital Angle Finder can be both as Ruler and Protractor for precise working.
【Resetting & Locking】Goniometer can be zeroed at any point; Strong lock button can be locked at any angle to hold the readout securly.
【Battery & Quality】Pacakge includes one CR2032 coin Battery works more than 2000 hours. Stainless steel ruler and laser etched measurements offer clear reading years' usage.
【Accuracy & Measuring Range】Allows a full 360° to measure inside, outside and reverse. Accuracy of the protractor is ±0.3 degree.
【100% Satisfaction Gurantee: 】90 DAY MONEY BACK GUARANTEE ensures your satisfaction. If you aren't impressed with the performance of our Digital Angle Finder, return it for a full refund of your purchase price.