Allows any leveling units to be measured and the embedded program include common leveling and calibration functions such as reversal point measurement. Measuring range: ± 45 Arc. Degree Standard, ± 10, 30, 60 Degree Special. Resolution depending on units set : 5 Sec. of arc (= 0.025 mm/m). Readout Error <5 Sec. of arc + 0.07% R.O. Temp. range: Operating (0º to 40ºC.), Storage (-20º to 70º C). Housing is stainless steel (150 x 150 x 35mm). Weight: 6.61 lbs. (3 kg).