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Measuring The Essential Informations Digital Insulation resistance tester has data hold, auto power off feature. Protection circuit provided, avoid damage caused by discharge voltage. True measurement of speak systems actual impedance at 1kHz.

Large LCD Display& Timer Function Digital Ohmmeter with backlight, max display "1999". It has full function protection, anti high voltage circuit design. Convenient protable battery operation. Low battery indication. Timer function for easier operation. The timer can last about 30 seconds minutes after users press TEST button.

Wide Measurement Range The Digital Megohmmeter has high stability and reliability,test voltage among 250V, 500V and 1000V. Measure Range up to 2000MΩ 1000V with Accuracy of ±(2% of reading +2 digits).

Easy To Use The Megohmmeter tests voltage can be changed by the rotary switch. LED used as normally working indicator under high voltage condition. High ability to withstand high load. Unit symbol display, easy to use.

Widely ApplicationHandheld megohmmeter includes carrying case and belt. Most suitable for the needs of insulation resistance check, such as measuring the impedance of loud speak,a set of soundssystem,home theater and commercial audio system.Power Supply is 9V DC (6 x 1.5V AA battery) (Exclude).