You'll want to review several options and look for the best fit for the tasks you're currently doing or in order to do. The GPS Fleet tracking can also help you monitor though the rear themselves. https://Electrobot.nl/nl/fbuilder/index/active/referrer/aHR0cHM6Ly9FeWVyaWRlLmlvL2Jsb2cvaG93LWNvbW1lcmNpYWwtZmxlZXQtYWktZGFzaC1jYW1zLWJlbmVmaXQteW91ci1mbGVldC1vcGVyYXRpb25zLw/