20100 K Blue2 Wand Bluetooth Thermocouple Instrument is a temperature measuring tool outfitted with Bluetooth connectivity. It utilizes a thermocouple to measure the temperature of the object it is measuring accurately. The measurements can then be sent wirelessly through Bluetooth to a connected device, such as a smartphone or tablet. Apart from that, 20100 K Blue2 Wand Bluetooth Thermocouple Instrument is particularly useful for those who are required to acquire temperature measurements in differing environments using measuring instruments such as HVAC technicians or machinists.