Police are advising people to fit a door chain or restricter
and viewer and to supervise people at all times.
The North Wales officer had a speed restricter
fitted to his Mercedes to avoid breaking limits.
It is restricted to 35mph and this brings problems, particularly if you are cruising along with the flow of traffic and at 35mph the restricter
After a bit of tinkering he came up with the tap flow restricter
, an invention that made national newspapers and television.
Both RAD products contain a built-in programmable toll restricter
, two levels of security, and a call timer to prevent abuse.