1.Range 0.01-1200ohm; 0.0mA-20A 2.Resolution 0.001ohm; 0.05mA 3.Working temperature -20-55 degrees Range 0.01-1200Ω; 0.0mA-20A Resolution 0.001Ω; 0.05mA Sound and light alarm "beep - beep - beep -" alarm sound, Flashing alarm symbol, By AL key to open, close, set LCD 4-digital LCD, 47*28.5mm in length Working temperature -20-55 degrees Relative Humidity 10%-90% Explosion-proof mark Exira CLASS ...