Description: This digital level measure all angles in either360range or four90quadrants. It can display both degree and slope .Display isalways in uprightposition which best specially when working overhead. Not only this instrument canmeasure the horizontalandvertical surface, it also canmeasure the angles of all slopes rise fall. Features: Precision:0.1 Flip-up LCD,readingalways in upright position Measuring range of 0~360 Hold function to freeze measurements Absolutemeasurement andrelativemeasurement conversation Auto power off Measures precise inclines in degree or mm/m (up to 100mm/m) Specifications: Resolution : 0.05 Accuracy: 0.1 Measuring Range : 4 x 90 (0~360) Working current : 2000 hours Dimension: As the Pictures Package Included: 1 x Digital level with digital inclinometer 1 x Use Manual