Oregon Scientific Wireless Sensors and Accessories
Oregon Scientific THGR268; Wireless Temperature & Humidity Sensor, RF transmission Frequency : 433 MHz; Number of channels : 3; RF transmission Range : maximum 30 meters; Temperature sensing cycle : around 40 seconds (THGR268 TH-GR268 THGR-268 THG-R2
THR-138 by OREGON SCIENTIFIC - Buy or Repair at Radwell - Radwell.com
Oregon Scientific THR138 Wireless 433mhz Cable Thermo Sensor for sale online | eBay
INKBIRD Store - Newegg.com
Oregon Scientific Store - Oregon Scientific THGR810 Thermometer and Humidity Sensor-10 Channels