Amazon.com: Newentor Indoor Outdoor Thermometer Wireless, Remote Temperature Monitor Hygrometer, Outside Inside Thermometers with Comfort Indicator, 4 Inch Screen Humidity Gauge, 328ft Range for Home Patio, Black : Patio, Lawn & Garden
Thermometer & Hygrometer and Universal Air Conditioner Remote Control KT-THRO1 | eBay
Xikar Purotemp Wireless Hygrometer - Base Unit with 1 Remote Sensor
Hygrometer-wireless indoor and outdoor thermometer with 1 remote control sensor-indoor thermometer temperature and Humidity Monitor, suitable for Greenhouses, 200 feet / 60 meters range - Walmart.com
ZigBee Temperature And Humidity Sensor|Mini Smart Thermometer Detector – MOES
Amazon.com: VIVOSUN Digital Thermometer and Hygrometer with 3 Remote Sensors, Indoor Outdoor Temperature and Humidity Monitor with Touchscreen LCD Backlight, 200ft/60m Range, Battery Included : Patio, Lawn & Garden