Aoibox Smart Wireless Freezer Thermometer with Bluetooth Temperature Sensor Waterproof IPX4 App Enabled

Wide Temperature Range and Accuracy: Measures temperatures from minus 40 to 40 degrees Fahrenheit, ideal for freezer and refrigerator monitoring needs. Waterproof IPX4 Rating: Protects sensor from moisture and condensation common in cold appliance environments to ensure reliable performance. Magnetic Back for Easy Installation: Built-in magnet allows quick and secure attachment to any metal surface without additional mounting hardware. Multi-Device Connectivity: Supports connections to multiple mobile phones simultaneously, enabling several users to monitor sensor data. High Capacity Data Storage: Stores up to 30,000 temperature data points locally, providing extensive historical records without interruption. Optional WiFi Gateway Compatible: Connects via Bluetooth to a gateway device for remote access to temperature data from anywhere with internet access.