The Universal Bluetooth® Handle enables wireless transmission of measurement readings from probe heads or extendable telescopes to your compatible Testo measuring instrument, providing flexibility and convenience in the field. This handle connects seamlessly to various probe heads (sold separately), making it easy to expand your portfolio for different measurement needs.

With a wireless range of up to 20 meters, you can conveniently work without the hassle of cables. The handle also features a button that allows you to store individual readings directly into the measuring instrument.

To use the handle with air velocity probe heads or the extendable telescope, an adapter (order number 0554 2160) is required.