Under $100

M73170 Wireless Color Weather Station LCD Power cord use required. 4 Languages (English, Spanish, French & German)  Greeting on startup (HELL...

AC Power Kit -Vantage Connect This optional kit charges the battery using a specialized connection cable and AC power adapter. Designed specifica...

RJ12 Sensor Adapter for EnviroMonitor Node Connect sensors with RJ connectors to your EnviroMonitor Node with this adapter. Not compatible with t...

EzSmart™ Hygro-Thermometer Extech RHT3 The Extech RHT3 is an EzSmart™ Hygro-Thermometer for use with Android or iOS smart devices. The RHT3 comes w...

Humidity Calibration Kit Extech RH350-CAL The Extech RH300-CAL is a kit which contains 33% and 75% humidity calibration bottles. Used for verifying...

Desktop Hygro-Thermometer Alert Extech RH35 The Extech RH35 monitors humidity, temperature, and dew point from the previous 24 hours. It then alert...

Humidity Calibration Kit Extech RH300-CAL The RH300-CAL is a kit which contains 33% and 75% humidity calibration bottles. Used for verifying calibr...

Big Digit Hygro-Thermometer with Remote Probe Extech 445715 This Extech Big Digit Hygro-Thermometer has an extendable probe with a 45.7 cm (18 in) ...

Big Digit Indoor/Outdoor Hygro-Thermometer Extech 445713 The Extech Big Digit Hygro-Thermometer simultaneously displays indoor and outdoor temperat...

Big Digit Hygro-Thermometer Extech 445703 This Big Digit Hygro-Thermometer has 1 in. digits on a super large LCD. It simultaneously displays humidi...

Humidity/Temperature Pen Extech 445580 Model: 445580 Take this this handy humidity and temperature gauge on the go and rely on a long-lasting 3V li...

AcuRite 02027A1 Color Weather Forecaster with Moon Phase Indoor/Outdoor Temperature (Fahrenheit or Celsius) and Humidity (RH%) Intelli-time clock ...

Extra-Long Bead Wire Type-K Temperature Probe Extech TP873-5M The Extech TP873-5M is a Type-K temperature probe with a mini-connector and banana pl...

Bead Wire Type K Temperature Probe (-22 to 572°F) Extech TP873 The Extech TP873 is a Bead Wire Type K Temperature Probe that can measure temperatur...

Bead Wire Type-K Temperature Probe (-40 to 482°F) Extech TP870 The Extech TP870 is a Type-K Temperature Probe with a mini connector and temperature...

Compact NSF Certified Temperature Indicator Extech TM26 The Extech TM26 is an NSF Certified Temperature Indicator with a long stainless steel penet...

Compact Temperature Indicator Extech TM20 The Extech TM20 is a waterproof Compact Temperature Indicator with a stainless steel probe. It includes 2...

USB Dual Temperature Datalogger Extech TH30 The Extech TH30 data logger is designed with a rugged housing and a standard USB connector, where store...

Big Digit Indoor/Outdoor Temperature Alert Extech 401014A Extech’s Big Digit Thermometer simultaneously displays indoor and outdoor temperatur...

Flir Big Digit Indoor/Outdoor Thermometer Extech 401014 401014 is a Big Digit Thermometer that simultaneously displays indoor and outdoor temperatu...

Flat Surface Stem Dial Thermometer Extech 392052 The Extech 392052 is a Flat Surface Stem Dial Thermometer with a temperature range of -50°C to 300...