Specifications:1) Outdoor temp. range: -40.0°C to + 65.0°C (-40°F to +149°F)2)
Indoor temperature range: 0°C to + 50.0°C (32°F to +122°F)3) Humidity
range: 1% to 99% (1% resolution)4) Transmission range up to 330 feet (100m)5)
Power consumption: a) Receiver: 3 x AA alkaline batteries (not included) b) Sensor
WH1: 2 x AA alkaline batteries (not included)6) Transmission frequency: 433MHz