Oregon Scientific THGR 810 thermo/hygro sensor for WMR 100
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Innovationhouse.com - Oregon Scientific Time and Weather
Oregon Scientific THGR511 Wireless Temperature & Humidity Sensor for Version X Weather Stations (BAR208HGX, BAR208SX, BAR206AX) - Walmart.com
Oregon Scientific Store - Oregon Scientific THGN800-OEM Wireless Temperature & Humidity Sensor for Professional Weather Stations - Not In Retail Packaging
Oregon Scientific Complete Home Weather Station (WMR86N) | Fruugo NO