MOCREO WiFi Freezer Thermometer Alarm with Digital Monitor Hub, App and Email Alerts, 2-Year Data Export, Remote Temperature Sensor for Refrigerator, Fridge, Freezer (2 Pack)

24/7 Remote Monitoring: The wifi freezer thermometer allows true real-time monitoring and alerts you when the temperature rises or falls. So you can act quickly before it's too late (2.4Ghz WiFi only) 3 Instant Alerts: Email alerts, App push and 80dB Hub audible alerts for quick action, as well as Hub offline notifications and 10% low battery alerts on the MOCREO Smart App and many more smart alert settings 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 For High/Low Temp: wifi refrigerator thermometer measures from -40°F to 257°F with an accuracy of ±0.9°F for industrial-grade precision and more reliable measurements, ideal for homes, industry, commercial and laboratories 2-Year Data Export & 2-Year Battery Life: The wifi thermometer supports online viewing of clear graphs and data export for 2 years. The fridge temperature sensor built-in 1800mAh rechargeable lithium battery with up to two years of battery life 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