This device is the Sensitech TempTale Ultra temperature data logger, used to monitor the cold chain of heat-sensitive products during transport and storage. Key Features: Easy-to-read LCD screen displays alarm and operating status. Functionality: Automatically generates PDF reports without the need for additional software. Compatibility: Features a USB port for connecting to a computer and transferring data. Usage: Designed for use in shipments of pharmaceuticals, vaccines, and food products to ensure their safety.