Testo 315-3 USB A to USB Micro-B Cable – 0449 0134 The Testo 0449 0134 is a genuine Testo USB A to Micro-B cable, made for data transfer and charging with the Testo 315-3 instrument. It gives a fast, stable connection between the device and a PC, laptop or USB power source. Whether downloading measurement data, updating firmware, or simply charging the instrument, this cable provides reliable connectivity and dependable performance. It makes a practical spare or replacement for anyone relying on their Testo 315-3 for day-to-day work. Key Features & Benefits Genuine Testo Accessory: Designed specifically for the Testo 315-3 instrument. USB A to Micro-B Connection: Standard interface for data transfer and charging. Reliable Data