Extech 445580 Humidity and Temperature Pen with Fast Response Sensor, Min/Max Memory, Dual LCD, Pocket-Sized Hygrometer for HVAC, Labs, Storage Rooms, Indoor Air Monitoring

Extech 445580 Humidity and Temperature Pen with Fast Response Sensor, Min/Max Memory, Dual LCD, Pocket-Sized Hygrometer for HVAC, Labs, Storage Rooms, Indoor Air Monitoring

• FAST HUMIDITY AND TEMPERATURE READINGS – Get quick, reliable measurements with a responsive sensor designed for on-the-spot indoor monitoring, making it perfect for HVAC checks, lab work, storage audits, and facility inspections.
• COMPACT AND TRAVEL-READY DESIGN – Slim, pen-style housing fits easily in a pocket, tool pouch, or bag, giving technicians and inspectors a convenient, portable meter they can carry anywhere for instant environmental checks.
• CLEAR DUAL LCD DISPLAY – Features a bright, easy-to-read dual display showing humidity and temperature at the same time, helping users confirm environmental conditions instantly without switching modes or wasting time.
• MIN/MAX MEMORY FUNCTION – Tracks minimum and maximum humidity and temperature levels, allowing you to identify trends, troubleshoot indoor air issues, and verify conditions over time during inspections or monitoring routines.
• IDEAL FOR AIR QUALITY AND STORAGE CONTROL – Perfect for maintaining proper environmental conditions in offices, greenhouses, labs, warehouses, and sensitive storage areas where stable humidity and temperature are crucial.

<p><b>Extech 445580 Humidity and Temperature Pen; Dual LCD Display for Temperature, Humidity, and Advanced Function Indication, Data Hold for Freezing the LCD Display Status</b></p> <p>Take this this handy humidity and temperature gauge on the go and rely on a long-lasting 3V lithium battery for maximum usage time. This slim measuring tool will capture humidity readings from 10 to 90% RH and register temperatures from 14° to 122° (-10 degrees to 50°). It's an ideal tool for field work and a nice accoutrement for outdoor lovers. This utility tool will store maximum and minimum readings until the memory is cleared and includes a data-hold button for rapidly fluctuating measurements. Includes meter with pocket clip and 3V lithium battery.</p> <b>Key Features</b><ul> <li>Dual LCD display for Temperature, Humidity, and advanced function indication</li> <li>Measures Temperature (°C/°F) and Relative Humidity simultaneously</li> <li>Built-in Temperature and Humidity sensors for convenient operation</li> <li>Max/Min memory functions for both Temperature & Relative Humidity</li> <li>Built-in self calibration utility with optional RH calibration bottles</li> <li>Data Hold for freezing the LCD display status</li> <li>Complete with pocket clip and 3V lithium battery</li></ul> <b>Specifications</b><ul> <li>Range: % Relative Humidity 10 to 90%; Temperature 14 to 122°F (-10 to 50°C)</li> <li>Basic accuracy: % Relative Humidity ± 5%; Temperature ±1.8°F/1°C</li> <li>Resolution: % Relative Humidity 0.1%RH; Temperature 0.1°C or °F</li> <li>Power: One lithium battery (CR2032)</li> <li>Dimensions: 5.7"x1.2"x1" (145 x 30 x 25mm)</li> <li>Weight: 2.3 oz.(65g)</li></ul>