The Humidity & Temperature Smart Sensor pairs effortlessly with the SensorPush mobile apps and the optional SensorPush G1 WiFi Gateway to provide the ideal solution for monitoring humidity and temperature conditions over time. Its long range (100m / 325' line of sight) keeps you up to date, even at a distance. The Swiss-made sensing component provides highly accurate, repeatable measurements that you can trust. Data is collected at one minute intervals and is stored on the sensor for over two weeks. It is automatically pushed to mobile applications when they are in range. There it is stored for graphing and analysis. The apps allow alert ranges to be set, so you can know when there's a problem without constant checking. The Humidity & Temperature Smart Sensor is perfect for monitoring your home, musical instruments, wine, cigars, art and keepsake collections and much more. Compatible with iOS 8+, Android 5.0+. Requires Bluetooth 4.0+ (also known as Bluetooth LE). Takes CR2477 Battery Add the SensorPush G1 WiFi Gateway to monitor all of your SensorPush sensors remotely via the internet!