This is a practical 2 in 1 angle ruler. It can be used as rectilinear scale and goniometer. Made from 304 stainless steel, it has great durability and abrasive resistance. The large LCD display is very convenient for reading. If you are looing for a digital LCD Display angle ruler, it is your best choice.

Features:
Using 304 stainless steel, has great durability and abrasion resistance.
360°complete measurement.
s-imple operation with complete function.
LCD display is more convenient for reading.
Degree scale is clear and exquisite.
Come with locking knob, it is more convenient to hold the angle in any position.

Specifications:
Material: stainless steel
Length: 0-200mm, 0-300mm, 0-500mm (optional)
Resolution: 0.05°
Accuracy: ±0.3°
Repeatability: 0.05°
Measuring range: 0-360°
Protection level: IP54
Working temperature: 5℃-45℃
Working humidity: <=85% RH
pow-er su-pply: 1 * 3V CR2032 Bu-tton cell bat-tery (included)
Item size: 280 * 28 * 26mm / 11.02 * 1.1 * 1.02in (0-200mm)
380 * 28 * 26mm / 14.96 * 1.1 * 1.02in (0-300mm)
585 * 28 * 26mm / 23.03 * 1.1 * 1.02in (0-500mm)
Item weight: 200g / 7.05oz (0-200mm)
239g / 8.43oz (0-300mm)
347g / 12.24oz (0-500mm)
Package size: 330 * 85 * 40mm / 12.99 * 3.35 * 1.57in (0-200mm)
440 * 85 * 40mm / 17.32 * 3.35 * 1.57in (0-300mm)
640 * 85 * 40mm / 25.2 * 3.35 * 1.57in (0-500mm)
Package weight: 240g / 8.46oz (0-200mm)
300g / 10.58oz (0-300mm)
420g / 14.81oz (0-500mm)

Package List:
1 * Digital Display Angle Ruler
1 * User Manual