Features 1、Automatic power off after no operation about 15min. Fast response and stable performance. 2、This clamp meter is designed for field test of ac large current and leakage current, it has good linearity and anti-interference function. 3、It is widely used in electric power, communication, meteorology, railway, oil field, construction, metrology, scientific research and teaching units, industrial and mining enterprises and other fields. 4、When the voltage is too high and too low, you will be prompted to guarantee the long service life. 5、It also has data hold, diode testing, on-off set function, a perfect electrical safety test tool for workers. Specification Condition: 100% Brand New Item Type: Clamp Meter Material: ABS Specification Range Accuracy UT201+ DC Current (A) 40A/400A 60A/600A AC Current (A) 4A/40A/400A ±（2%+10） 6A/60A/600A 40A/400A 60A/600A AC Current Frequency (Hz) 50Hz～100Hz ±（1%+5） AC Voltage (V) 4V/40V/400V/600V ±（0.8%+5） 6V/60V/600V AC Voltage Frequency (Hz) 10Hz～10kHz ±（1%+5） 10Hz～60kHz DC Voltage (V） 400mV/4V/40V/400V/600V ±（0.5%+2） 600mV/6V/60V/600V Resistance (Ω) 400Ω/4kΩ/40kΩ/400kΩ/4MΩ/40MΩ ±(0.8%+2) 600Ω/6kΩ/60kΩ/600kΩ/6MΩ/60MΩ Temperature -40℃∽1000℃/-40℉∽1832℉ Frequency (Hz) 10Hz ～ 10MHz Performance Digits 4000 Automatic Range √ Tong Head Size 28mm True RMS √ NCV √ Zero Fire Cable Test On-off Test √ Diode Testing √ Maximum/Minimum √ Relative Value Return to 0 Data Hold √ Low Battery Indicator ≤2.5V √ Auto Power -Off 15min √ Operating Temperature 0℃～40℃ Safety Level CAT II 600V/CAT III 300V General Characteristic Battery 1.5Vx2 AAA (Not Included) Color Red Grey Weight 377g/13.3oz Size 215x63x36mm/8.5x2.5x1.4in Package List 1 x Clamp Meter 1 x Instruction 1 x Bag 1 Pair Test Leads