REED R1910 Compact Temperature & Humidity Meter


Dual LCD simultaneously displays temperature and relative humidity.

REED R1910 Offers

This compact thermo-hygrometer measures temperature and relative humidity. The R1910 features Data Hold and Min/Max functions and is designed for one-handed operation.


  • Measures ambient temperature and relative humidity
  • Designed for one-handed operation
  • Backlit dual LCD display
  • User selectable °F/°C
  • Max, min and data hold functions
  • Low battery indicator and auto shut off

REED R1910 Specifications

Measuring Range 14 to 140°F (-10 to 60°C)
Accuracy ±2.0°F (1.0°C)
Resolution 0.1°F/°C
Measuring Range 0 to 100% RH
Accuracy ±5% RH
Resolution 0.1% RH
General Specifications
Display Dual LCD
Backlit Display Yes
Data Hold Yes
Max Yes
Min Yes
Sampling Rate 1 time/second
Overange Indicator Yes
Auto Shut-off Yes (after 5 minutes, off)
Low Battery Indicator Yes
Power Supply 3 "AAA" Batteries
Product Certifications CE
Operating Temperature 32 to 122°F (0 to 50°C)
Storage Temperature 14 to 140°F (-10 to 60°C)
Operating Humidity Range 10 to 80%
Dimensions 6.3 x 2 x 1.1" (155 x 50 x 28mm)
Weight 4.2oz (102g)

What's included with the REED R1910

  • Temperature & Humidity Meter
  • 3 x "AAA" Batteries

Ideal Applications for the REED R1910

  • Environmental studies
  • Greenhouses and industrial spaces
  • Saunas
  • Humidors
  • Museums
  • Lab monitoring