Feature: 1. Low Consumption: Insulation digital tester with low loss, high ratio inductance storage DC voltage converter, can convert 12V voltage to 20V, 100V, 250V, 500V, 1000V DC voltage. 2. Backlight Display: Insulation digital tester with backlight display, clear and easy to read, dark light environment can also be used. 3. User Friendly Design: Insulation digital tester has a shoulder strap design, can be operated by both hands, more convenient to hold. 4. Excellent Performance: The tester uses a digital LCR bridge for resistance measurement and insulation resistance testing, with the advantages of wide measurement range and test lock, and can also be used for power measurement. 5. Wide Application: The tester can be used in the field of insulation resistance testing of motors, cables, electromechanical equipment, communication equipment and power facilities. Specification: Item Type: Insulation Earth Resistance Tester Material: ABS Color: Red Output Voltage: DC250V, 500V, 1000V, ±10% Insulation Range: 250V: 0.1MΩ-20MΩ, 20MΩ-500 MΩ 500V: 0.1MΩ-50 MΩ, 50MΩ-1000 MΩ 1000V: 0.1MΩ-100 MΩ, 1000 MΩ-2000 MΩ Accuracy: ± (4% reading + 2 digits) Short Circuit Current: