Prokit's Industries MT-4025 - Manual (Page 10)

Specification
Display mode 4 1/2 of digit LCD, max digit 19999
Polarity showing
Positive value not show, negative
value show " -"
Overload indicator
Positive value show " OL ",
negative value show " -OL "
DC voltage ±19.999V Measurement
range
DC current ±199.99mA
Accuracy
0.2﹪＋10dgt（inside temperature
range of 18 ~28 /64 ~82
℃ ℃ ℉ ℉）
Temperature Coefficient
0.04﹪/℃（outside temperature
range of 18 ~28 /64 ~82
℃ ℃ ℉ ℉）
Input impedance of voltage 1MΩ ≒
Loop impedance of current 1Ω ≒
Measure interval time of
record 10 seconds ~ 59 minutes 50
seconds
Logger 9999 samples at most
Battery CR2032 (Not included)
Battery life
（
Interval=15Min）
About one year
Operating temperature -10 ~+60 ℃ ℃（ 14 ~140 ℉ ℉）
Storage Temperature -20 ~+70 ℃ ℃（ -4 ~+158 ℉ ℉）
Dimension 86mm×45mm×25mm（L×W×H）
Weight (include battery) About 63g
9