Remote Control &amp; Smart App Alerts: Connect to App via Bluetooth to monitor temperature, humidity, and VPD data remotely; Receive instant notifications when temperatures or humidity exceed your set levels, allowing you to effectively manage the climate in various locations such as your bedroom, greenhouse, grow tent, basement, or baby room<br>User-Friendly Design: Easy to use with a big, clear LCD screen, visualized VPD design, highest and lowest temp &amp; humidity records, and indicators for three comfort ranges for temp and humidity; Multiple installation methods are available - wall mounting, kick-standing, and hanging<br>2-Year Free Data Storage: This indoor temp &amp; humidity gauge offers a 2-year free data storage service, allowing you to analyze the historical temp &amp; humidity data and make adjustments accordingly; You can also easily export the data at any time<br>High Accuracy &amp; Dual Channels: Utilizing a built-in smart Swiss sensor, coupled with the option to incorporate an external sensor probe for dual-channel monitoring, this wireless thermometer hygrometer delivers rapid, real-time, and highly accurate temp &amp; humidity readings (±0.9℉/±5%RH)<br>Perfect Combo with E42/E42A/E25: Can be integrated with GrowHub E42/E42A/E25 as an additional sensor, while the GrowHub can act as its WiFi gateway; Can be paired with GrowHub E25 to add a display and temp &amp; humidity sensor for E25, and works with AeroZesh, AeroLight and other SGS devices, providing visual temp, humidity and VPD data