A Thatcham system refers to some security product or service that's been examined and Accredited by Thatcham Exploration. This might involve alarms, immobilisers, or trackers built to avert theft. Certification suggests the unit fulfills rigid specifications and it is dependable by insurers. S5 trackers (previously known as class 5) are https://medium.com/@trackerfit11/why-choosing-a-thatcham-tracker-strengthens-vehicle-security-6b79d8a9c256