A universal scanner refers to a device that can read or analyze different types of information or objects. It is multifunctional and can be used for various purposes, making it suitable for a wide range of tasks or applications. Full definition
The main advantage of universal scanners is the improved chances of detecting and reading a microchip, regardless of the frequency. (tampabayvets.net)
Many microchip companies now produce universal scanners and provide them to animal shelters and animal control agencies at no or very low cost. (humanesociety.org)
Included in the recommendation is a requirement to develop a true universal scanner that can read all chips. (canismajor.com)