ETCR9220B Wireless H/L Voltage Clamp Leakage Current Meter Functions: Measurement of H/L voltage AC current (above 600V operate with insulation rod) Features: 1.Current clamp adopts high performance Permalloy core and CT digital integrated technology, with strong anti-interference ability, high accuracy and stability for testing.  2.The innovative automatic plug and pull structure makes the meter easy to clamp or withdraw the tested wire by pressing or pulling the insulation rod, saving time and convenient.  3.Peak function, data hold and data storage function  Specifications:        Model    ETCR 9200    ETCR9220    ETCR9200B    ETCR9200B                 Measurement               Range                 AC OmA& 65374;1200A                 AC 0.00mA& 65374;60.0A                 AC OmA& 65374;1200A                 AC 0.00mA& 65374;60.0A                     Max Resolution                 1mA                 0.01mA                 1mA                 0.01mA                     Test Accuracy                 0mA ~ 100A ; ±1%rdg±5dgt                     100A ~ 599A ; ±1.