KUSAM-MECO KM 789 DIGITAL MULTIMETER AC / DC 100 kHz TRMS MULTIMETERModel- KM 789 : SPECIAL FEATURES : ? Auto Hold ? VFD ? BeepLit Continuity ? Record MAX, MIN, & AVG readings ? Crest (Instantaneous Peak hold) MAX & MIN readings ? Relative Zero mode ? Data Hold ? Backlighted LCD display ? BeepJack audible & visible input warning ? %4-20mA loop ? current readings ? T1-T2 differential temperature readings ? dBm readings Sensing: ? AC and AC+DC True RMS ? Display : 4-5/6 digits 60,000 counts. ? Polarity : Automatic ? Update Rate: 4-5/6 digits: Max 5 per second nominal 31 Segment Bar-graph: 50 per second max ? Operating Temperature: -20ºC to 55ºC continuous operating (except on A function, see Electrical Specifications below for more details) ? Relative Humidity: Maximum relative humidity 80% for temperature up to 31ºC decreasing linearly to 50% relative humidity at 55ºC ? Storage Temperature: -20ºC to 60ºC, < 80% R.H. (with battery removed) ? Altitude: Operating below 2000m ? Temperature Coefficient: nominal 0.10 x (specified accuracy)/ ºC @ (-20ºC ~ 18ºC or 28ºC ~ 55ºC), or otherwise specified ? Power Consumption: 10mA typical for AC & AC+DC Voltage/Current functions; 8mA typical for other functions ? APO Timing: Idle for 15 minutes ? APO Consumption: 15mA typical. ? Accessories: Test lead pair, User's manual, Bkp60 banana plug K-type thermocouple x 1 ? Dimension: L193mm X W89mm X H51mm ? Weight: Approx. 420 gm