E2V has developed a non-lethal weapon that can disable the engines of motor vehicles and small boats at a distance of up to 50m in under three seconds.
Dubbed RF Safe-Stop, the unit, which weighs approximately 350kg, has so far been integrated into Nissan Nevara and Toyota Land Cruisers and is designed to temporarily disable a vehicle’s electronic systems and bring it to a halt .... http://www.theengineer.co.uk