DC current and resistance

.Two measuring ranges 0~230mV, 0~46mV

.Null measuring method with built in galvanometer

.One multiplier and two measuring dials

.Guarding and shielding with a portable metal case

Working power source: 1.5V D

Reference voltage source: 9V 6F22

Galvanometer(built-in)sensitivity: 0.6μA/div., battery: 9V 6F22

Operating temperature: 5~35°C

Humidity range: 85%max., relative

Dimensions: 285 × 140 × 215 mm

weight: 2.5kg