Features: 1.An accurate and reliable insulation tester,Large LCD display,Strong anti-magnetic and anti-jamming function 2.Wide measuring range, backlight display, test lock, auto power off (only for MAX DC1000V OUT function) and other functions. 3.It can also be used for electricity measurement with great advanced appearance, stable performance. Based on straps design, you can operate with both hands. 4.Applied in motors, cables, mechanical and electrical equipment, telecommunications equipment, power facilities and other insulation resistance testing areas. 5.High voltage and short circuit input alarm. Specification: Resistance Range:0.1M-2000M Model:VC60B+ Material:plastic Sampling rate:About 3 times /second Brand:Unbranded Ohmmeter Type:Megohmmeter Test Voltage Range:250V,500V,1000V Product name:digital insulation tester Max. Display:1999 Measurement method:Double integral type A / D conversion