Professional Dual- Digital Level Dual Digital Angle Protractor H3V1

Description

Using this digital angle protractor, you can measure the angle between two faces, not only in earth direction. Press Angle at the first face, and then rotate slowly and keep the rotation to another testing face, It will then show the angle once you not move the unit.
Features:
High accuracy ±0.1°, high resolution 0.02°.
Li-lon rechargeable, .
High resolution, professional measurement.
and dual , convenient to measure the angle.
Dual and with user friendly LCD display angle.
V shape for easy to fit at the corner or .
With 5 Side base, audible alarming at settable angle .
The unit could be charged by connecting the USB cable to the unit and a 's USB port.
Specifications:
Color: Yellow
Accuracy:
0 to 20°: ± (0.1°)
20 to 70°: ± (0.2°)
70 to 90°: ± (0.1°)
Measuring : 360° , Dual : ±40°
Resolution: 0.02°
Response : <0.4 second
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
: Rechargeable Li-Polymer 3.7V
port: 5V 500mA Mini type-B USB port
Consumption: tandby: 10uA, Operation: 20mA
Standby : 4000 hours
Operating : 40 hours
Base: set on 4 corners
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
Package List: E0917
1 * Digital Angle Protractor
1 * AC Adapter
1 * User Manual