Features: 1.Multifunction:Can measure AC/DC voltage,DC current,resistance,diode,hFE,continuity and square wave output. 2.Portable design:It's small and can be put into pocket,easy to carry. 3.Wide range of applications:It's a perfect tool for the laboratory,factory and home. 4.Clear to read:With large LCD display,convenient to read data. 5.More advantages:Low battery indication,continuity buzzer and overload protection. Description: 1.This DT-830D is a handheld mini digital multimeter,high reliability and portability,a perfect tool for the laboratory,factory and home. 2.It can measure AC/DC voltage,DC current,resistance,diode,hFE,continuity and square wave output. 3.Moreover,more advantages such as low battery indication,continuity buzzer and overload protection. Specifications: Model:DT-830D Color:Black/Yellow optional Display Counts:1999 Diode Test:Yes hFE Test:Yes Continuity buzzer:Yes Square wave output:Yes Low battery indication:Yes Auto polarity display:Yes Overload Protection:Yes DC Voltage:200mV/2V/20V/200V/1000V 0.5% AC Voltage:200V/750V1.0% DC Current:2000uA/20mA/200mA/10A 1.8% Resistance:200/2K/20K/200K/2000K 1.0% Power:9V battery (Not included) Product Size:125 X 70 X 25mm Product Net Weight:109g Package information: Package Size:13 x 10 x 3cm / 5.1 x 3.9 x 1.2in Package Weight:112g / 4oz Package List: 1 x Digital Multimeter 2 x Test Leads Pens 1 x User Manual