Wind Speed Range: 0.5-44.7 mph (0.8-72.0 km/h)
Wind Speed Accuracy: ±5%, or ± last significant digit
Temperature Range: 32 to 122°F (0 to 50°C)
Temperature Accuracy: ±2°F (±1°C)
Humidity Range (3145A only): 5 to 95% RH
Humidity Accuracy (3145A only): ±3% RH
Power Supply: CR2032 battery
