Keep an eye on your environment with the TandD TR72A2 data logger. It records temperature (0°C to 55°C) and humidity (10% to 95% RH) and can send data to the free TandD WebStorage cloud via WiFi, or connect via Bluetooth to your phone. The LCD shows current readings, highs/lows, and alarm alerts. Great for warehouses, museums, schools, or even at home. Comes with a sensor probe, uses 2 AA batteries, and includes backup storage if WiFi drops. Simple setup, reliable monitoring.