UT200A Is A Stable, Secure, And Reliable 3 1/2 Digital Clamp Meter. Full Mechanical And Electrical Circuit Design LSI Double Integral A / D Converter Change As The Core Full Scale Overload Protection Circuit, Independent. The Special Design Makes It The Superior Performance Of The Dedicated Electric Instrumentation. Clamp Can Be Used To Measure AC And DC Voltage, AC Current, Resistance, Diode, The Circuit Off And so on. Specifications: - Plastic case material - 1.4 LCD display - DC voltage: 600V (1.5%+5) - AC voltage: 600V (1.5%+5) - Sine wave resolution: 40Hz~400Hz - AC current: 2A/20A/200A (1.5%+5) - Resistance: 20K ohm (1.0%+4) - Features: Diode Test / Continuity Buzzer / Date Hold / White light backlight / Shortcut Boot / Auto Polarity Measurement - Low voltage display: 7.5V (max) - Input impedance: at least 10M ohm - Testing speed: 2~3 times/sec - Accessories: - 2 x Test lead (Red / black / 106cm) - 1 x Carrying pouch - 1 x 9V 6F22 battery - 1 x English manual.