Indoor temperature range: -20 to +60=B0C Remote temperature range: -40 to +65=B0C Temperature accuracy: +/-1.0=B0C Power requirements (receiver): 2 x AAA alkaline batteries (not included) Power requirement (remote): 2 x AAA alkaline batteries (not included) Transmission frequency: 433MHz Transmission range: up to 30 meters (100ft) in free open air
formatting link
We do have hardware component for sell. Please contact me .