Digital Level Box

Features
Measuring Range: 0°~±180.00°
Working Temperature: 0ºC~±50ºC
Working Humidity ≤85%RH
Battery: CR2032V lithium battery
Battery life: More than 2000 hours in continuous use
Measuring plane containing disk magnet can stick to the surface to be measured.
Works great for miter saws and table saws.
Sets the angle of jointer fences and bevel measuring in processing.
Telecommunication industry: Radar antenna angle calibration, elevation measuring for secondary palnet antenna and television receiver. 
Automobile: four-wheel location, pavement control and  leveling for construction vehicles.