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Temperature Sensor:
Range: -20° to 70°C (-4° to 158°F)
Accuracy: ±0.20°C from 0° to 50°C (±0.36°F from 32° to 122°F)
Resolution: 0.002°C at 25°C (0.004°F at 77°F)
Response Time: 11 minutes in air moving 1 m/s (2.2 mph)
RH Sensor:
Range: 0% to 100% at -20° to 70°C (-4° to 158°F); exposure to conditions above 95% may temporarily increase the maximum RH sensor error by an additional 1%
Accuracy: ±2.5% from 10% to 90% (typical) to a maximum of ±3.5% including hysteresis at 25°C (77°F); below 10% and above 90% ±5% typical
Resolution: 0.01%
Response Time: 30 seconds to 90% in airflow of 1 m/s (2.2 mph)
Light Sensor:
Range: 0 to 167,731 lux (15,582 lum/ft2)
Accuracy: ±10% typical for direct sunlight
Operating Range: -20° to 70°C (-4° to 158°F)
Time Accuracy: ±1 minute per month at 25°C (77°F)
Battery Type: Two AAA 1.5 V alkaline batteries, user replaceable
Memory: 4 MB (1.9 million measurements, maximum)
Size: 11.28 x 5.41 x 2.92 cm (4.44 x 2.13 x 1.15 in.)
Weight: 123 g (4.34 oz)
