Features Good Reliability: This insulation resistance tester adopts a high-speed microprocessor chip, which makes the instrument have higher stability and accuracy, and you can use it with confidence. LCD Digital Display: This digital insulation tester uses a large LCD display, the data is clear and intuitive, easy to read; with a backlight display, it can be used even in dark environments. Powerful Functions: This LCD digital display insulation resistance detector has functions such as DC voltage measurement, AC voltage measurement, data retention, data storage, automatic shutdown, overload protection, live detection and alarm, etc. Wide Range of Applications: This digital insulation resistance tester is widely used and can be used for grounding resistance measurement of various power distribution lines, indoor wiring, electrical equipment, lightning protection equipment, etc. Intimate Service: We provide 7-day worry-free return and exchange service for all customers. If you have any questions about our insulation resistance testers, you are welcome to contact us and we will serve you wholeheartedly. Specifications: Technical Parameter Output Voltage：250V (0 %~+20%)/500V (0%~+20%)/1000V (0%~+20%) Measuring Range：0.01MΩ~250MΩ ± (3%+5)/0.01MΩ~500MΩ ± (3%+5)/0.01MΩ~1000MΩ ± (3%+5) Insulation Test Output Voltage：2500V (0%~+20%) Measuring Range：0.1MΩ~2.00GΩ ± (3%+5)/2.00GΩ~20.00GΩ ± (5%+0.2GΩ)/20.0GΩ~100.0GΩ ± (10%+2GΩ) Output Voltage：1000V (0%~+20%) Measuring Range：5.00GΩ~10.00GΩ±(10%+0.2GΩ) Short Circuit Current：3mA Multimeter Functions DC Voltage Test：0.1~1000V±0.5% AC Voltage Test：0.1~750V±1% Continuity Test：0.01Ω~200Ω±0.5% General Parameter Model：MS5205 Color：Orange Power Supply：6 x 1.5V LR4 Batteries (NOT included) Item Size：18*14*6.5cm / 7.1*5.5*2.6in Weight：Approx. 2285g Safety Rating：CE, CAT.III, 1000V, ETL Package Included: 1 x MS5203 Digital Insulation Tester 2 x Crocodile Clips 2 x Test Leads 1 x Hand Bag Package List