Multimeter SANWA CD800a / CD 800 A / CD-800 A / CD-800A Measuring method - method Display 4000 count Range selection Auto and manual ranges Over display "O.L" is displayed(except AC/DC 600V ranges) Polarity Automatic selection(only " - " is displayed) Battery low warning Battery mark lights when the internal battery's power is below approx. 2.4V Sampling rate 2 times / sec Operating temperature / humidity 5~40C / 5~31C, 80%RG(Max) Storage temperature / humidity -10C"''50C, below 70%RH No condensation Environmental condition Altitude 2000m or below, pollution degree II Power consumption 7mW at DCV Continuous use time About 150 hours at DCV Bandwidth 40"''400Hz Fuse / Battery 0.5A/250V 1.5kA 5.2x20mm / R6P x 2 Size / Mass H176 x W104 x D46mm / 340g Standard accessories included Hand strap, Instruction manual