wireless thermometer with hygrometer

Product Description

1) Indoor temperature range: **0°C ~ **0°C 2) Indoor humidity range: *0% - *8%, with +/*5% tolerance in temperature range of 0 - *0°C range 3) Remote temperature range: **0°C ~ **5°C 4) Temperature accuracy: +/*1.0°C 5) Power requirements (receiver): 2 x "AAA" alkaline batteries (not included) 6) Power requirement (remote): 2 x "AAA" alkaline batteries (not included) 7) Transmission frequency: **3.*2MHz 8) Transmission range: up to *0 meters (**0 feet) in free open air 9) Minimum *8 months battery life for outdoor sensor(alkaline battery used) *0) Minimum one year battery life for indoor receiver(alkaline battery used)