Megohmmeter, Backlit Digital Display No, Bluetooth Compatible No, CAT Safety Rating CAT III 600V, Calibration Certificate None, Capacitance Auto Discharge Yes, Display Type Digital, Dustproof No, Greater Than 30V Warning Yes, Includes Carrying Case, Software and Download Cable, Test Leads, Insulation Limit Alarm No, Maximum Insulation Resistance 4 gigohm, Minimum Insulation Resistance 40 megaohm, PI/DAR Testing No, Parameters Measured Insulation Resistance, Pass/Fail Selection Limits No