Brand : Xenon Specifications: Ac clamp on Current ranges 200, 1000A Dc voltage range 1000 V AC Voltage Range 750Vac Resistance full scale 20K ohms Overload protection 250V rms ac Diode test forward diode voltage drop Continuity test Audible sound when below 50 ohms Weight approx 310g including battery Battery 12VX1 or GP23A Fuse 250mA@ 250V Measuring method Dual-slope integration A/ D Converter Over-range indication only digit " 1 " displayed Display LCD 3/ 12 digits 1999 counts updates 2-3 sec Polarity indication prefix " - " Operation temperature 0 - 40 degrees C size 23cm x 7 cm x 3.7cm [ 9 x 2.7 x 1.5 " ]