Description This digital tester adopts low loss high ratio of inductance energy storage DC voltage converter. Sophisticated production, with good performance and higher working efficiency, brings you more convenience. It can change 12V voltage into 250V/500V/1000V DC voltage. Features -Color:As shown-Material:ABS, Rubber, Copper, Electronics, Canvas-Size:17.27X14.03X6.23cm/6.79X5.51X2.45in-Battery model: 8 x AA batteries(not included)-Measure the output voltage: MH12: 250V, 500V, 1000V-Measure insulation resistance: MH12: 0.1M-10G. -Designed for resistance measurement and the insulation resistance test, professional manufacturing, safe to use.-It has the characteristics of screen backlight, Automatic shutdown and insulation resistance measurement.-Rational design, easy to operate, easy to use, convenient and practical, it will be your good choice.-The megohmmeter is suitable for power facilities and electrical equipment, and other insulation resistance testing areas.-It is an excellent test instrument for measuring insulation resistance of motors, power capacitors, power cables, etc.Packing list: 1 x digital megohmmeter2 x test leads2 x alligator clips1 x storage bag1 x user manual