Features:   It is a handheld insulation resistance tester with high accuracy and stable performance. Multiple functions, it can measure insulation resistance and also has the functions of a multimeter. The functions of hold, remote test and comparison make it more practical. Powered by 6 batteries(not included), with low power consumption. Voltage for your choice: 50V, 100V, 250V, 500V, 1000V. Large LCD display with white backlight, easy to read. Can be applied to various electrical equipments maintenance and test. Specifications: Voltage Output: 50V / 100V / 250V / 500V / 1000V Insulation Resistance: 50V: 0.00MΩ-0.99GΩ / 1.00GΩ~10.0GΩ 100V: 0.00MΩ-0.99GΩ / 1.00GΩ~20.0GΩ 250V: 0.00MΩ-0.99GΩ / 1.00GΩ~50GΩ 500V: 0.00MΩ-0.99GΩ / 1.00GΩ~100GΩ 1000V: 0.00MΩ-0.99GΩ / 1.00GΩ~200GΩ Voltage Measurement: 0~600V(AC) 0~600V(DC) Resistance: 0.001kΩ~10MΩ Frequency Measurement: 45Hz~1kHz Capacitance: 0.1nF~500μF Power Supply: 6 * 1.5V AA Battery(not included) Item Size: 22 * 10 * 4.5cm / 8.6 * 3.9 * 1.8in Item Weight: 507g / 17.9oz Package Size: 30 * 17.5 * 6.5cm / 11.8 * 6.9 * 2.6in Package Weight: 984g / 34.7oz Package List: 1 * Resistance Tester 1 * Bag 1 * Set of Testing Tools