Features 1、Flexible clamp, convenient to use. 2、It can identify the measured signals and display the result automatically. 3、LCD display with backlight and flashlight, easy to operate and read. 4、Data hold function, low battery indication, auto power off. 5、Perfect for electrical devices testing and maintaining. Specification This flexible Clamp meter is a portable handheld professional detector that measures AC current and frequency. Suitable for electrical equipment testing and maintenance. Features: Flexible clamp, convenient to use. It can identify the measured signals and display the result automatically. LCD display with backlight and flashlight, easy to operate and read. Data hold function, low battery indication, auto power off. Perfect for electrical devices testing and maintaining. Technical Index Range Accuracy PM2019A PM2019S (Optional) AC Current 30A/300A/3000A ± (3.0%+5) ± (3.0%+5) DC Voltage 6V/60V/600V ± (1.2%+3) Resistance 6kΩ/60kΩ/600kΩ/6MΩ ± (1.0%+3) Frequency 40Hz-1kHz ± (1.0%+2) 20Hz-1kHz ± (1.0%+2) Specification Optional Model PM2019A PM2019S Brand PEAKMETER Display 6000 counts 6000 counts Data Hold Yes Yes Lighting Yes Yes Blacklight Yes Yes True RMS NO Yes Battery 3pcs x 1.5V AAA Battery (NOT included) Clamp Diameter 75mm/3inch Size (Approx.) 16.5*11.3*2.5cm/6.5*4.4*1inch (as picture) Weight (Approx.) 340g/12oz 422g/14.9oz Optional Model Package List PM2019A 1 x Flexible Clamp Meter 1 x User Manual PM2019S 1 x Flexible Clamp Meter 1 x User Manual 2 x Test Probe Note: Only things package included, no other stuff. Package List