Check the listing for details. Elitech RC-4HC USB Temperature Humidity Data Logger Temperature Recorder Monitor. Condition: New. Listed at 22.99 USD. Elitech RC-4HC temperature and humidity data logger features a multifunction LCD alarm indicator, a replaceable battery with a buzzer alarm. A reason why it satisfies the dynamic and growing demand for cost-effective temperature data logger in cold chain supply. With Elitech RC4-HC temperature data logger, users can export data in PDF or Excel via the free Elitech data management software which can be downloaded from our website fast and easily. For convenience, Elitech designs these temperature data loggers with both internal and optional exterior temperature sensors. They are highly sensitive and can detect slight changes in temperature. This makes Elitech temperature data loggers a better alternative for: pharmaceuticals, food, medical cabinets, laboratories, cold storage or the breeding industry. Internal Temp &Humidity Sensor & External Temp Sensor Switch between the internal sensor and external sensor according to a different application and your preference. Audible Alarm Both LCD alarm indication and buzzer alarm are available. You won't miss any temperature abnormal. Export Free Data Report from Software Connect the data logger to your computer and use ElitechLog software to save or export the data. Fahrenheit and Celsius Switch the temperature unit between Fahrenheit and Celsius. The change works on both display and reports. Change the temperature unit on the software. Reset & Reuse the Logger Click "Quick Reset" to reset the original parameters settings. Disconnect the device from your computer to start using it again. (Please see User Manual for more detailed instructions) LCD Visual Display Powerful LCD indication with key statistic information, convenient to check your data at any time. Technical Specifications Temperature Measurement Range* Internal: -30℃~+60℃(-22°F~140°F), external: -40°C~+85℃(-40°F~185°F) Temperature Accuracy ±0.5℃/±0.9°F(-20°C~+40℃), ±1°C/±1.8°F (others) Humidity Range 10~99%RH Memory Maximum 16,000 points Logging Interval 10 seconds to 24 hours Data Interface USB Start Mode Press button; Use software Stop Mode Press button; Auto stop; Use software Power CR2450 battery/USB Shelf Life 2 years Certification EN12830, CE, RoHS Dimensions 84x 44x 20 mm Weight 60g *Notice When the external sensor is inserted to the logger, the internal sensor will not work. Free Elitechlog Software for Windows&macOS Log Clock: Not configurable. But the time will sync with that on the computer after our user clicks the Save Parameter button under the Parameter tab. S/N: Not configurable. Trip Description: Configurable. The info entered here will be shown on the report, it can be used to differentiate one logger from another. Log interval: Configurable. This means how often our user wants the logger to perform a reading, it can be 10S, 1minute, or 1day. Start Delay(H): Configurable. This means after you press the start button on the logger, how long it would wait to officially start logging. Press button: Configurable. This means after we press the start button for 4 seconds on the logger to start logging. Temperature Unit: Celsius or Fahrenheit Optional. High/low limit: Configurable. The upper and lower alarming point you want to set. RC-4 RC-4HC LogEt 8 THE GSP-6 RC-5 Temperature Range -40°F to 185°F(-40°C ~+85°C) (External Sensor Only)) -40°F to 185°F(-40°C ~+85°C) (External Sensor Only)) -22°F~158°F (-30°C ~70°C ) -40°F to 185°F(-40°C ~+85°C) -22℉~158℉(-30°C ~+70°C) Humidity Range NO 10~99%RH 10~99%RH 10%~90%RH NO Record Capacity 16,000 Temperature Points 16,000 Temperature Points, 16,000 Humidity Points 16,000 Temperature Points, 16,000 Humidity Points 16,000 Temperature points, 16,000 Humidity points 32,000 Temperature Points Log Interval 10 seconds- 24 hours 10 seconds- 24 hours 10 seconds- 24 hours 10 seconds- 24 hours 10 seconds- 24 hours