1. The signal generator is small in size, has many functions, easy to operate and easy to carry.2. The key layout is reasonable, all functions have independent corresponding keys, easy to operate.3. Built-in battery, low power consumption, long standby time.Specifications:Material: ABSPower Supply 2 1.5V AA battery (NOT included)Display: 69mm*52mm LCD display with backlightTrue RMS: YesMaximum Count: 5999 countsVoltage Range:600.0mV/6.000V/60.00V/600.0V(0.5%+2dig)1000V(0.8%+2dig)AC Voltage Range:600.0mV(2%+5dig)6.000V/60.00V/600.0V(0.8%+3dig)750V(1%+3dig)Current Range:600.0A/6000A(0.8%+2dig) 60.00mA/600.0mA(0.8%+2dig) 10.00A(1.2%+3dig) AC Current Range:600.0A/6000A(1%+3dig) 60.00mA/600.0mA(1%+3dig) 10.00A(1.5%+3dig) Resistance Range:600.0/6.000k/60.00k/600.0k/6.000M(0.8%+2dig)60.00M(2%+3dig)Capacitance Range:60.00nF/600.0nF/6.000F/60.00F(3%+3dig)600.0F/6.000mF/60.00mF(3%+5dig)Frequency Range:9.999Hz/99.99Hz/999.9Hz/9.999kHz/99.99kHz/999.9kHz/9.999MHz(0.8%+2dig)Duty Cycle:0.1%99.9% (Typical: Vrms=1V, f=1kHz)(1.2%+3dig)0.1%99.9% (1kHz)(2.5%+3dig)Temperature Range:-50+400(2.5%+3dig)-58+752(4.5%+5dig)Input Impedance: 10MItem Size: Approx. 14.5*7.3*5cm / 5.71*2.87*1.97inItem Weight: Approx. 179g / 6.31ozPackage Size: Approx. 17*10.5*6cm / 6.69*4.13*2.36inPackage Weight: Approx. 352g / 12.42ozPacking List:1 * Multimeter2 * Measuring Pen1 * K-type Thermocouple2 * Clip1 * Screwdriver1 * User Manual (English)