1、It is equipped with large LCD backlight display with clear data display and fast ADC/ADC (3 times per second). 2、True RMS can accurately and real-time measure the RMS of various voltage waveforms. 3、With NCV electric field detection, with sound and light alarm, stable performance, safe and reliable. 4、The maximum voltage measurement is 600V, and it has the function of high voltage frequency measurement from 10Hz to 10KHz. 5、The maximum AC current is 400A, the frequency response is 50Hz-100Hz, and it has the function of current frequency measurement. Features: It is equipped with large LCD backlight display with clear data display and fast ADC/ADC (3 times per second). With NCV electric field detection, with sound and light alarm, stable performance, safe and reliable. The maximum AC current is 400A, the frequency response is 50Hz-100Hz, and it has the function of current frequency measurement. Equipped with capacitance (4mF) and temperature measurement function, it can be used more widely. Full-function error detection protection, the maximum can withstand 600V (30KVA), and set overvoltage, overcurrent alarm prompt. Circuit design with automatic power saving function can effectively prolong battery life. This instrument conforms to EN61010-2010 EN61010-2-032, EN61010-2-033 CATII 600V/CATIII 300V, and can be safely used. Specification: Condition: 100% Brand New Item Type: Clamp Meter Material: ABS Model UT202+ Display number 4000 Safety level CAT II 600V/CAT III 300V AC current 4A/40A/400A DC current Not support Current frequency 50Hz-100Hz AC voltage 4V/40V/400V/600V Voltage frequency 10Hz-10kHz DC voltage 400mV/4V/40V/400V/600V Resistance 400Ω/4kΩ/40kΩ/400kΩ/4MΩ/40MΩ Temperature measurement -40°C-1000°C/-40°F-1832°F Capacitance 4nF/40nF~400μF/4000uF Frequency Not support Duty cycle Not support Maximum/minimum Maximum/minimum NCV Support True RMS Support Relative value Support Backlight Support Display size 37x25mm / 1.5x1.0in Jaw opening size 28mm / 1.1in Battery 2 x AAA 1.5V Battery (Battery not included) Package List: 1 x Clamp Meter (Battery not included) 1 x Pair of Test Leads 1 x Thermocouple 1 x Black Storage Bag 1 x Instruction Manual