We are offering electronic digital display convergence device. Product introduction:this instrument is used for quickly and accurately measuring the distance changes between two reference points. Mainly used for measuring the displacement of mine, tunnel excavation engineering and other unstable slope and structure, and also used for monitoring structural deformation and surface movement. product features:electronic digital display , high accuracy and small errorsteel frame and case is vertical fixedwhole sealing, suitable in the severe environment technical parameters:a. Environmental conditionsenvironmental temperature: 0 40centigraderelative humidity: no more than 93% +/- 3%b. Basic parametersmeasurement range (two specifications) : 0.5m 10m and 0.5m 15m (please indicate )resolution: 0.01mmmeasurement accuracy: 0.06mmvalue display stability: no more than 0.01mm within 24hpower: 1.55 v(1pc oxidation silver button cell sr44w)dimension: 410mm * 100mm * 35mmweight: 0.9kg