Material: Aluminum Alloy
Technical specification:
1. Length: 400mm
2. Measuring angle range: 0-225

Technical specification:
1. Length: 400mm
2. Measuring angle range: 0-225°
3. Increase/Decrease angle: 0.1°
4. Automatically shut off after five minutes
5. Measuring precision: ±0.5°

6. Working temperature: -10°~ +50°C
7. Battery: 9V 6F22

Features:
1. Easily readable LCD display shows the exact angle at once.
2. Backlight design: Keep its normal use on dark light
3. Low power Alarm
4. Mechanical lock: Keep the angle invariable in the process of line or measure the angle.