... and IS9001:2008 approve 1 Description:ZCT100L-SP digital electronic level ruler uses multi-dimensional force sensing technology.Based on the ... module of ZCT100N-SP, it is a newly-developed angle measuring level with liquid crystal display and laser switch. MCU makes ... change the display units,Degrees(º),Slope(%),Pitch(IN/FT).In angle display condition, press the button , it comes into slope ...