Housed in a ABS plastic case 300 x 150 x 300mm ( 18.50" x 8.70"x 16.90" ) with glass front and rear. Moving coil type with accuracy of +/- 2.5%. Basic sensitivity of meter is 5mA, 100mV f.s.d. The meter can be used to demostrate the working principle of AC or DC ampmeters or voltmeters with the interchangeable plastic scales.
This meter is supplied with extended range box which allows one case to be used for different ranges.