TSPOT sensors mount flush in drywall or wood paneling and may be painted to virtually "disappear" from view.
ATS2000A - $36.39 USD - Fahrenheit Analog Temperature Sensor
Temperature Measurement Range of +32°F to +212°F
Two Temperature Outputs: +19.6mV/°F & +10mV/°F Scale Factors
ATS2000AC - $38.99 USD - Celcius Analog Temperature Sensor
Temperature Measurement Range of 0°C to +100°C
Two Temperature Outputs: +19.6mV/°C & +10mV/°C Scale Factors
ATS2000D - $38.99 USD - Digital Temperature Sensing via Dallas 1Wire(tm)
Extended Temperature Measurement Range of -40°F to +221°F
Single Digital Output: Dallas 1Wire(tm) Compatible (Ref. DS18S20)
ATS2010K - $19.99 USD - 10K Thermistor Sensor
Extended Temperature Measurement Range of -40°F to +240°F
10K Ohm Thermistor Element