Wireless, versatile, easy to use: The kit, which includes a thermometer, an air probe, immersion/penetration probe and surface probe, is ideal for carrying out temperature measurements in a wide range of applications. The testo 915i thermometer with smartphone operation and Bluetooth is part of the popular Testo Smart Probes portfolio. The thermometer provides fast, reliable measurement results and is particularly versatile and easy to use in combination with the probes, Bluetooth and Smart App. Supplied with;- Thermometer with smartphone operation, Smart Probe Testo 915i Air probe (TC type K, class 1) Immersion/penetration probe (TC type K, class 1) Surface probe (TC type K, class 1) Testo Smart Case for storage Batteries