Measuring DeviceChina Testo 112 Highly Accurate Temperature Measuring Instrument No. 0560 1128 Temperature Meter with Ptb Approval, Find details about China Testo 112 Temperature Measuring Instrument, Testo 112 Temperature Meter from Testo 112 Highly Accurate Temperature Measuring Instrument No. 0560 1128 Temperature Meter with Ptb Approval