Features: High accuracy ±0.05°, high resolution 0.01°.
Li-lon battery rechargeable, durable. High resolution, professional measurement.
Single and dual axis, convenient to measure the angle. Dual and single axis with user friendly LCD display angle.
V shape case for easy to fit at the corner or pipe. With 5 Side Magnetic base, audible alarming at settable angle range, any angle measurement.
The unit could be charged by connecting the USB cable to the unit and a computers USB port.
Specifications:
Accuracy:
0 to 20°: ± (0.05°)
20 to 70°: ± (0.1°)
70 to 90°: ± (0.05°)
Measuring Range Single Axis: 360° , Dual Axis: ±40°
Resolution: 0.01°
Response Time: Less than 0.4 second
Zero Offset Drift Angle Per °C: 0.0058°(typical)
Operating Temperature: 0 to 50°C (32 to 122 Fahrenheit)
Storage Temperature: -10 to 60°C (14 to 140 Fahrenheit)
User Interface: Mono-color LCD with backlight
Supply Power: Rechargeable Li-Polymer 3.7V
Charger Port: 5V 500mA Mini type-B USB port
Power Consumption: tandby: 10uA, Operation: 20mA
Standby Battery Life: 4000 hours
Operating Battery Life: 40 hours
Magnetic Base: Set on 4 corners
Magnetic Force: N48
Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on
Plug Type:,it applies to Canada, India,Mexico, Thailand, the United States, the Philippines,Taiwan and so on.
Voltage: AC100-240V
Material: Plastic
colour: As shown

Package Contents:
1 x Digital Angle Protractor
1 x AC Adapter
Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.