Model No.: : TM-508A Product Description 3-1/2 digit LCD display with maximum reading of 2000. Low battery indication. Zero adjustment: External zero adjustment control. Very low impedance measurement, four-wire type, one pair insulated clip. Wide measurement range 1 milliohm to 20k Ohm in six switchable steps. Fuse protection: 2 Amp/250Volt (5mm x 20mm), fast minimum interrupt ratings 1500A. Function keys: D-H switch lockup readings for LCD display. Dimensions: 160mm (L) x 100mm (W) x 52mm (D) Weight: 700g approx.