... Certificate: CE Approval DIGITAL AC CLAMP MULTIMETER1. Function*AC /DC Voltage, AC Current, Resistance, Capacitance, Frequency, Duty cycle ... to freeze the displayed value * Auto Power Off * Safety:According to EN61010-1 protection class overvoltage category(CAT 600V) ... 40V, 400V,600vResistance(Ω): 400Ω, 4KΩ, 40KΩ, 400KΩ, 4MΩ, 40MΩCapacitance: 40nF, 400nF, 4uF, 40uF, 100uFFrequency: 10Hz, 100Hz, 1000Hz ...