Item Type: Inclinometer Material: Aluminum alloy+ABS Power Supply: 2 x AAA 1.5V (Battery Not Included) Application: Angle measurement Accuracy0~900.10 Others0.15 Resolution0.05 Range4 x 90 (0~360) Repeatability0.10 Working Current8mA Operating Temperature0-40 Relative Humidity80% When the inclinometer is upside down, the data displayed on the LCD will automatically flip up 1[Durable Material] This inclinometer is made of high quality aluminum alloy and ABS material, which is sturdy and durable and can be used with confidence. 2[LCD Digital Display] LCD high definition large digital display, placed upside down, the digital automatically flip, the measured data is clear at a glance, and the reading is faster. 3[High Accuracy] This inclinometer has accurate measurement results, easy to use, small in size, and easy to carry. 4[With Variety Of Reading] Multiple readings of mm/m, %, in/f can be switched to meet your measurement needs. 5[Widely Application] Widely used in bridge framing, railway paving, civil engineering, construction, decoration, industrial automation, intelligent platform, mechanical processing, etc.This inclinometer has been pre calibrated before leaving the factory, and it can be used after installing the battery (battery not included) 1 x Inclinometer(Battery Not included) 1 x Manual