TempPro TX-2B Add-On Humidity Sensor — 915MHz, for Indoor/Outdoor Thermometers

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Compatible Add-On SensorExpand your TempPro 915MHz indoor/outdoor thermometer system with this additional wireless sensor. Please note: this is an accessory only and cannot functio n independently. Before purchasing, double-check the model and frequency of your existing unit to ensure compatibility. Long-Range Wireless CoverageEnjoy reliable monitoring up to 500 feet (150 meters) away with strong signal penetration. Perfect for keeping tabs on temperature and humidity in hard-to-reach areas like garages, basements, greenhouses, or outdoor sheds. Accurate Temperature & Humidity ReadingsMonitor your environment with confidence thanks to a wide temperature range of -4°F to 158°F (-20°C to 70°C) and a ±2°F accuracy. Humidity readings cover 10% to 99% RH, with ±2–3% accuracy, ensuring precise data for your comfort or climate-sensitive storage. Track Up to 4 Zones SimultaneouslyConnect up to 4 total sensors to your base station for multi-zone monitoring. This unit defaults to Channel 1—be sure to set the proper channel using the slider switch on the back when adding additional sensors. Flexible Placement, Instant SetupWhether on a tabletop or mounted to a wall, this sensor fits your space. It’s powered by 2 AAA batteries (included) and is ready to go right out of the box, giving you instant expansion with zero hassle. Show more