Usage Tips:Accurately Test Full Features: Accurately measures AC/DC voltage, DC current, resistance, continuity test, diode and batteries, transistor HFE. A very useful multimeter tester for solving industrial and household electrical issues. Suitable for outlets, fuses, automotive circuit, testing electronics, science projects, learning electronics, appliance repair, etc. Circuit Continuity Safe: Audible continuity sensor checks that the circuit or wires conduct electricity. Recommended by many teachers, professionals and engineers. Volt meter tester is designed to troubleshooting with accuracy. Overload protection on all ranges to -term service life. Easy to Use: 3 1/2 Digital LCD display, maximum display 1999., data hold, low battery indicator and kickstand make voltage meter taking and recording measurements easier than ever before. Easy to read on large back-light screen for visibility in dimly light areas. Worthstarting : Its a suitable voltage tester if you want to do some household or commercial improvements whether DIY or Hobbyists.Protective Orange Shell : Digital multimeters with good protective sleeve made of kind of non- slightly soft plastic that will help with drop protection. - Material: ABS. - Size: 1246924mm. - LCD size: 49x16mm. - Max display: 1999. - Continuity buzzer test: Yes (Other Low price product DT830B is without buzzer). - Safey ensure: Overload protection function(Other Low price product without this function). - Power supply: one 9V 6F22 battery(not included). DC voltage: 200m-2000M-20-200-1000V 0.5%. AC voltage: 200-750V 1.0%. DC current: 200U-2000U-20M-200M-10A 1.8%. Resistance: 200-2000-20k-20K-2000k 1.0%. - Simple and easy, suitable for beginners. - With double fuse, safe and reliable. - 3 1/2 Digital LCD display, maximum display 1999. - Come with buzzer, pocket and easy to carry, cost efficient.