0-300mm Stainless Steel Electronic Protractor Digital Goniometer Angle Finder^

Feature: \n 1. Stainless steel material, practical and durable\n2. With locking knob, at any convenient position locking angle\n3. Ruler and protractor 2 in 1 combination for easy measuring\n4. Quick and easy to read the measurement with LCD clearly display\n5. Digital calculation system makes angles and length measurements more quickly and accurately \n\nSpecification: \nFeatures:\n\n--\n\nStainless steel material, practical and durable. \n\n--\n\nWith locking knob, at any convenient position locking angle. \n\n--\n\nRuler and protractor 2 in 1 combination for easy measuring. \n\n--\n\nQuick and easy to read the measurement with LCD clearly display. \n\n--\n\nDigital calculation system makes angles and length measurements more quickly and accurately. \n\nSpecifications:\n\nMaterial: Stainless steel\n\nMeasurement range: 0-360\u00B0, 0-300mm\n\nAccuracy: \u00B10.3\u00B0\n\nResolution: 0.05\u00B0\n\nOperating temperature: 5\u2103-45\u2103\n\nBattery: 1 x 3V CR2032 Battery\n\nTotal len: