With A V-GrooveThe digital inclinometer has a magnetic base with a V-groove, so you can quickly and easily attach saw tables, band saws, metal bars and even round pipes .Unit of measurement ( degrees / % / mm / m / IN / FT) VA LCD displayThe digital inclinometer makes it easier and clearer to read the values even at night because the improved LCD display works with new black and white characters. In addition, the digital inclinometer with low battery indicates. Auto ReversingHigh precision level bubble vial on the top, for leveling work without battery. The display has been automatically inverted when the head is down. Zero and Hold Functions allow precise measurement of absolute AND relative angles, bevels and slopes on all surfaces imaginable. Product Name: Digital Display Horizontal Box Product Item: DL1908 Unit of measurement: , %, mm/m, with magnet on the IN/FT base to ensure it is fixed to the surface of the iron Accuracy: 0.1 near horizontal and vertical, 0.2 at other angles Material: PC/ABS alloy material Case resolution : 0.1 Horizontal measuring range: 0~360(4*908) VA screen, black background, white digital display, for clear vision. Accuracy self-check LCD screen auto rewind playback size: 62*32*68mm Bare metal weight: 102g Shipping quantity: 1 piece luckymeet