Common Function: 3 1/2 digits LCD, Max. reading 1999; Data-Hold Function; Low battery indication; Plug-in insulation tester adapter 500VDC; DCA+ACV+ACA+OHM; ACCESSORIES: Test lead;9V Battery(AA) Inside ; Users Manual; DC Voltage 1000V ±(0.5%+1dgt) AC Voltage 200-750V ±(1.2%+4dgt) AC Current 200A-1000A ±(2.5%+5dgt) Resistance 200Ω-20KΩ ±(1.0%+2dgt) Continuity Buzzer Yes Data Hold Yes Power Supply 9V Battery 6F22 Maximum Display 1999 Display Size 14×47mm Product Net Weight 350g Products Size 230×70×37mm