Phantom has two tracker options, Phantom Target and Phantom ProActive. With the Target option, you have to know that your vehicle has been stolen (not very effective if your van is in storage - could be weeks before you know it has gone), you contact Phantom and they will trace it for you. With the ProActive option, the device is operated in conjunction with the alarm and upon sensing any movement, even just a couple of feet, as long as you have set your alarm, a signal is sent to Phantom and they contact you to inform you of activation.
We have the ProActive version fitted in our new caravan after our first one was stolen and are very impressed with it. Just after collecting our new van, I had collected it from storage ready for a weekend away and had the van parked at work. Some colleagues wanted to look inside and I forgot to disarm the alarm and entered the caravan. Within 5 minutes, someone from the office came outside to tell me that he had just received a phone call from Phantom telling me that the tracker had been activated and was I with the van. They had contacted me on the last of three contact numbers given to them so they had acted very swiftly. It was also activated when at the dealers for some warranty work, and again we were informed within minutes.
I would not hesitate in recommending this tracker, in particular the ProActive version (which is only