[LARGE LCD BACKLIT DISPLAY]: Experience clear and HD readings on a large LCD screen with backlit display, allowing for easy visibility in low light or dark environments. Save energy with the option to switch the backlight on or off.
[LOW BATTERY WARNING DISPLAY]: Ensure continuous operation with a low battery warning display and automatic power-off after inactivity, saving energy and maintaining power.
[MULTIFUNCTIONAL USAGE]: Offering range selection, data hold function, and precise readings, this tester is versatile for both electrical professionals and home maintenance needs.
[ MEASUREMENTS]: Achieve accurate results with a voltage range of 250V to 1000V, resistance range of 1MΩ to 2000MΩ, and DC/AC voltage ranges. Ideal for various electrical applications.
[WIDE APPLICATION SCOPE]: From to motors, cables, switches, and more, this tester is perfect for measuring insulation resistance in various electrical equipment, making maintenance and verification hassle-free.

Spec:
Item Type: Insulation Resistance Tester
Material: ABS
Battery Type: 6 x AA Batteries (Not Included)
Display: 3.5 Digit LCD, Maximum Display 1999
Over Limit Alert: Only the highest digit displays "1" when the upper limit is exceeded.
Sampling Rate: Approx. 3 Times/Second
Automatic Range: None
Operating Environment: Indoor Use, Pollution Degree
Altitude: Less Than 2000m
Additional Temperature Coefficient: 0.15 x Specified Accuracy/℃ (28℃)
Overload Guard: 100mA/60V Self Recovery
Low Battery Indication: Screen Displays Battery +- Symbol
Basic Functions:
Output Voltage: 250V, 500V, 1000V, Accuracy: ±10%
Testing Current: 250V(R=250kΩ)1mA Accuracy: ±10%, 500V(R=500kΩ)1mA Accuracy: ±10%, 1000V(R=1MΩ)1mA Accuracy: ±10%
Insulation Resistance: 250V: 1MΩ-200MΩ, 500V: 1MΩ-200MΩ, 1000V: 10MΩ-2000MΩ ±(4% Reading ± 2 Digits)
Short Circuit Current: Midpoint Resistance: 250V, 500V: 100MΩ, 1000V: 1000MΩ
Resistance,