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.Features1.Multifunction:The multimeter can measure AC/DC voltage,AC/DC current,resistance,capacitance,diode,continuity and temperature.2.Portable design:There is a back bracket and hanging hole for supporting multimeter,convenient to operate.3.Wide range of applications:It's a perfect tool for the laboratory,factory and home.4.Clear to read:With large LCD backlight display and data hold function,convenient to read data.5.More advantages:Low battery indication,true RMS,auto power off,over range indication and overload protection.Description:Model: 89BColor: Black & OrangeDisplay Counts 1999 countsDiode Test: YesContinuity Test:YesBacklight Display:YesData Hold:YesTrue RMS:YesAuto power off:YesLow Battery indication:YesOver range indication:YesOverload protection:YesDC Voltage: 200mV(0.5%+5),2V/20V/200V(0.5%+3),1000V(1.0%+10)AC Voltage: 2V/20V/200V(0.8%+5),750V(1.2%+5)DC Current: 20mA/200mA(1.2%+8),20A(2.0%+5)AC Current: 20mA/200mA(1.5%+15),20A(3.0%+10)Resistance: 200(0.8%+5),2K/20K/200K/2M(0.8%+3),20M(1.0%+25),200M(5.0%+30)Capacitance: 20nF/200nF/2uF(3.5%+20),20uF/200uF/2000uF(5.0%+10)