This is a DIY kit for a tempeture meter using a transistor as sensor. Using the 7106 documentation you can extend this kit to build a voltmeter, ammeter, resistance meter or extended-range temperature meter. Complete with box and 9 Volt battery clip (battery not included).
Kitrus, the manufacturer of the DIY kits, has created an internet message board for their products. Communicate with other users, and pose your questions directly to the Kitsrus techies!