Meet SensorPush: a wireless thermometer and hygrometer that pairs with your iOS or Android device to help you monitor temperature/humidity in your home. It has a line of sight range of 325 feet. These sensors are compact and easy to set up. You are provided with alerts when there are any issues.
SensorPush pairs to your smartphone via Bluetooth to provide accurate measurements. You can get yours for under $50.[where to get it]
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