VC60B+ Digital Multimeter Small Resistance Meter Detector with LCD Display 250/500/1000V Item Type: Digital Multimeter Model: VC60B+ Material: ABS Power Supply: 8 x 1.5VAA or external DC 9V adapter power supply (battery not included) Display: three-and-a-half digit liquid crystal display, maximum display 1999 Over-Range Indication: when the upper limit is exceeded, only the highest digit will display 1 Sampling Rate: about 3 times/sec Low Battery Indicator: Battery symbol appears on the screen Additional Temperature Coefficient: 0.15×specified accuracy/℃ (<18℃ or >28℃) Altitude: <2000m / 6561.7ft Use Environment: indoor use, pollution level 2 Operating Environment: -15℃～55℃, relative humidity＜75%RH Storage Environment: -40℃～60℃, relative humidity＜90%RH Power Consumption: test no-load power consumption <300mW Fuse: 100mA/60V self-recovery fuse