Digital Protractor 200mm 7 Inch Digital Angle Finder Protractor Ruler Meter Inclinometer Goniometer Level Electronic Angle Gauge

Easy and accurate to measure: Digital LCD display for easy reading; Accuracy 0.3; Resolution 0.05. Multi-functional measurement: Combined with stainless steel ruler and angle sensor, measuring angle and length(metric and imperial). Hinge mechanism on the angle ruler allows full 360-degrees to measure inside and outside. Resetting & locking: