"The TR71A2 with two sensor connections can measure temperatures from -40°C up to 155°C. The wide range of optional sensors provides increased measurement flexibility. The LCD screen allows the simultaneous display of the current values of two channels, the highest and lowest values of channel 1, or the highest and lowest values of channel 2. The ALM icon on the LCD screen alerts the user of the occurrence of an alarm.Use the wireless feature to auto-upload data to the free cloud software for anytime, anywhere access, receive warning notifications, and generate reports. You can configure device settings, generate reports, download data, and view the uploaded data using Bluetooth or USB.This kit includes the device, 2 temperature probes, 2 thermal buffers, a mounting bracket, USB cable, and USB power outlet. "