Insulation Resistance Tester, GR-6688F Portable Megohmmeter, 20G Ohm Digital Resistance Tester with range 250V/500V/1000V/2500V, Data Hold and Backlight, Testing for Floor Heating Cable

• High Performance Insulation Resistance Tester:The insulation resistance tester adopts low power consumption and high integration chip design, with automatic zero calibration, automatic polarity display and over range indication functions.Testing Voltage: 250V/500V/1000V/2500V; Insulation Resistance: 1MΩ-20GΩ .AC Voltage:1V~750V;Maximum reading display:1999
• Big LCD Display: The megohmmeter Insulation Tester is provided with a LCD display for clear reading. 1.5V (AA) *6 battery with 2.7 inches of the big LCD screen with the backlight and date retention function, keep you easily to get the value readings even in the dim environment.(Battery included)
• Multi-Function digital resistance tester:This ohmmeter has automatic gear, data holding, low battery indicator, backlight, high voltage red indicator, high voltage and short circuit input alarm,powerful anti-magnetic and anti-interference functions. It can measure AC voltage, resistance. Suitable for measuring the insulation resistance of transformers, motors, cables, switches, electrical appliances and other electrical equipment and insulating materials
• Safe and Reliable Design: GR-6688F insulation resistance tester is equipped with yellow insulation, anti-skid and fall protection sleeves,easy to carry and operate, which is suitable for outdoor working environment. The product design complies with IEC-1010 double insulation, environmental pollution class II and over-voltage class II safety standards issued by IEC. Safe configuration and improved circuit
• List and Service:You will get digital resistance tester, test leads, screwdriver, user manual, etc.If you have any problems with our product, we will solve the problems for you ASAP

Description： GOYERRNES Instrument is a high performance handheld digital insulation resistance tester. Safe structure design and novel circuit design, more complete functions, higher accuracy, more convenient and reliable operation. It has the structure design of shockproof, dust proof and moisture proof to adapt to the outdoor working environment. This product is suitable for measuring the insulation resistance of transformers, motors, cables, switches, electrical appliances and other electrical equipment and insulating materials, and for maintenance, testing and verification of various electrical equipment. It is your ideal electrician test instrument. Detail Specifications: Testing Voltage:250V/500V/1000V/2500V Insulation Resistance:1MΩ-20GΩ Accuracy: 1MΩ -200MΩ :±(3.0% of rd digits); 200MΩ-10GΩ :±(5.0% of rdg + 5 digits); 10MΩ -20GΩ:±(10.0% of rdg + 5 digits); AC Voltage:750V Accuracy:±(2.0% of rdg + 5 digits); Minimum resolution: 1V Frequency range: 40~400Hz Function： Display:1999 (3,1/2) Range Select:AUTO ✅Data Hold ✅Low battery indication ✅Backlight ✅HV red indication lamp light Packing Include 1 x Digital Insulation Tester GR-6688F 2 x Test lead 6 x 1.5V batteries 1 x User Manual 1 x Screwdriver Note: When the measured resistance is less than 5M Ω under any rated test voltage, the measurement time shall not exceed 10 seconds. Sometimes we put the batteries in the battery compartment directly, please reposition the batteries correctly before you use.