This is a bridge type instrument with the capability of measuring the temperature of up to six items. The box contains a 8 position switch (off/test/1/2/3/4/5/6), meter, 3;1 taper 1000 ohm variable resistor and a 1.2 volt rechargeable cell. The bridge components which comprise 4 wire wound resistors for each temperature sensor are housed in the individual 8 gold contact plugs.