Before You Buy: The H5-Lite Hub only supports 2.4GHz WiFi (including cellular hotspots). If your router is dual-band WiFi, please make sure the 2.4GHz band is on. And the MOCREO Hub must work with MOCREO Sensors (not included). Hub Compatibility: H5-Lite is compatible with most of MOCREO Sensors, including ST5, ST6, ST9, ST10, SW2, MS1, MS2; by adding different types of MOCREO Sensors, you can easily realize whole-house smart monitoring! Clear Digital H5-Lite Hub: The first Hub with LCD, it's more than just a hub, it's a powerful local information monitoring center with a glance readout! Built-in Weather and Calendar for Expanded Convenience H5-Lite Supports External Probe: The H5-Lite Hub can be used for temperature monitoring by connecting a dedicated external probe (not included), please search: mocreo H5-Lite probe to purchase the probe cable 1 H5-Lite Hub can connect up to 30 MOCREO sensors. Note that the distance between the hub and the sensors should be kept within 65.6 ft in a generally obstructed environment (131 ft without obstructions) No SUBSCRIPTION FEES: With lifetime technical support, and continuously improve product performance, MOCREO is your reliable partner! Don't fret if your purchase exceeds the Amazon return period, just reach out to our customer service team. If any issues arise with the product within the 1-year, we offer replacements and problem-solving support!