Features 1、This instrument is a high‑performance digital instrument, with large LCD display, with screen and backlight, storage function, automatic shutdown and other functions. 2、Insulation resistance meter is beautiful, wide range, high accuracy, high resolution, convenient operation, easy to carry, practical tool to improve work efficiency. 3、Insulation resistance tester for insulation resistance test, accurate and reliable, stable performance, strong anti‑interference ability. It also has a shockproof, dustproof, and moisture‑proof structure. 4、It is a commonly used and indispensable instrument for telecommunications, electric power, meteorology, machine rooms, oil fields, mechanical and electrical installation and maintenance, etc. 5、Suitable for measuring the insulation resistance of electirc motor , cable ,switch, motor , electrical appliance and other electrical equipment and insulation materials. Specification Condition: Brand New Item Type: Insulation Resistance Tester Material: ABS Color: As shown in the picture Model ETCR-3460B Function Insulation resistance test, AC voltage test Power supply 6 x 1.5V dry battery (not included) standby for more than 100 hours Rated voltage 50V, 250V, 500V, 1000V, 2500V, 5000V Insulation resistance range 0.1MΩ-400GΩ Voltage range AC/DC:0V-750V Output Short-Circuit Current ≥2mA Maximum capacitive load 1uF Shift gears Turn the shift knob to select the appropriate gear Backlight Controllable gray and white backlight, suitable for dim place Display mode 4 - bit large LCD display with clear contrast Measuring instructions The LED flashes and the buzzer rings during measurement LCD Size 108x65mm / 4.3x2.6in Test line High voltage rod test line: 1 red, test lead test line: 1 black: alligator clip test line: 1 alligator clip: 1 Measuring time The single test time is 1 min. During the test, the user can manually stop for 1 min and then automatically stop, and the screen displays the measurement data Battery voltage Battery undervoltage symbol display, reminding to replace the battery in time when the battery voltage is low Automatic discharge function Automatically releases the voltage of the object under test. When discharging, the symbol flashes. Discharge completes the symbol to extinguish Automatic shutdown function Turn off automatically after 15 minutes Power Consumption Standby: approx. 40mA(backlight off) : Measurement: Approx. 100mA(backlight off) Operating temperature -10℃-40℃, humidity: below 80%RH Storage temperature -20℃-60℃, humidity: below 70%RH Measuring function Output voltage Measuring range (Ω) Accuracy Resolution Insulation resistance 50V(±2%) 100K-5M ±3%rdg±5dgt 0.01M 50M-100M ±5%rdg±5dgt 0.1M 100M-1G ±5%rdg±5dgt 1M 1G-4G ±10%rdg±5dgt 10M 250V(±2%) 500K-25M ±3%rdg±5dgt 0.01M 25M-500M ±5%rdg±5dgt 0.1 500M-5G ±5%rdg±5dgt 1M 5G-20G ±10%rdg±5dgt 10M 500V(±2%) 1M-50M ±3%rdg±5dgt 0.1M 50M-1G ±5%rdg±5dgt 1M 1G-10G ±5%rdg±5dgt 10M 10G-40G ±10%rdg±5dgt 0.1G 1000V(±2%) 2M-100M ±3%rdg±5dgt 0.1M 100M-2G ±5%rdg±5dgt 1M 2G-20G ±5%rdg±5dgt 10M 20G-80G ±10%rdg±5dgt 0.1G 2500V(±2%) 5M-250M ±3%rdg±5dgt 0.1M 250M-5G ±5%rdg±5dgt 1M 5G-50G ±5%rdg±5dgt 10M 50G-200G ±10%rdg±10dgt 1G 5000V(±2%) 10M-500M ±3%rdg±5dgt 1M 500M-10G ±5%rdg±5dgt 10M 10G-100G ±5%rdg±5dgt 0.1G 100G-400G ±10%rdg±10dgt 1G AC Voltage AC/DC:0.0V-750V ±5%rdg±5dgt 0.1V Package List 1 x Insulation Resistance Tester(Battery Not Included) 1 x High Voltage Rod Test Line 1 x Test Lead Test Line 1 x Alligator Clip 1 x Cloth Bag 1 x Instruction Manual