Docooler DXL360 Dual Axis Digital Angle Protractor with 5 Side Magnetic Base High-precision Dual-axis Digital Display Level 100-240V 50-60Hz

Using this axis digital angle protractor, you can measure the angle between two faces, not only in earth gravity direction. Press Angle key at the first face, and then rotate slowly and must keep the rotation axis to another testing face, It will then show the angle once you not move the unit. Any angle measurement is using gyro technique.

Specifications
Color: Yellow
Accuracy:
0 to 20°: ± (0.1°)
20 to 70°: ± (0.2°)
70 to 90°: ± (0.1°)
Measuring Range Single Axis: 360° , Dual Axis: ±40°
Resolution: 0.02°
Response time: <0.4 second
Zero offset drift angle per °C: 0.0058°(typical)
Operating temperature: 0 to 50°C (32 to 122℉)
Storage temperature: -10 to 60°C (14 to 140℉)
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
Item Size: Approx 7 * 7 * 2.8cm / 2.7 * 2.7 * 1.1in
Item Weight: Approx 118.3g / 4.2oz
Package Size: Approx 17 * 13 * 4.5cm / 6.7 * 5.1 * 1.8in
Package Weight: Approx 249g / 8.8oz

What is in the box
1 * Digital Angle Protractor
1 * AC Adapter
1 * User Manual