SMART TOOL 60cm Digital Level. The M-D Building Products Smart tool contains the SmartTool Builder’s Angle Sensor module permanently mounted into a durable 60cm aluminum frame.
Angle accuracy to 1/10 of a degree
The mode button lets you see angles in 3 ways: degrees, % slope or pitch
Audible tone allows for hands-free operation
Runs off of a standard 9v battery
Automatic shut-off after 5 minutes