MECHANICAL
Temperature sensing Measurement range: -20°C to +60°C, resolution 0.1°C (-4°F to 140°F, resolution 0.18F)
Humidity sensing Measurement range: 0-100% rh, resolution 0.4% rh
Accuracy ±4.5% rh across entire range, ±3% rh between 20% and 80%
Measurement cycle time: Once every 100s
Operation time in darkness: Typ. 4 days
Operating conditions Temperature: -20°C to +60°C (-4°F to 140°F)
Humidity: 0 to 93% rh, non-condensing; IP40, indoor use only
Dimensions: 76 x 22 x 15 mm (2.99” x 0.867” x 0.59”)
ELECTRICAL
Primary power supply: Indoor light (solar, incandescent, fluorescent, LED) 50 to 100,000 lux
Backup power supply: Optional battery (CR1225 – not included)
COMMERCIAL STANDARDS
Agency approvals FCC / ISED