detect tyre pressure and temperature and alarm on abnormal tyre conditions;
help prevent tyre burst, save petrol and prevent abnormal tyre abrasion;
can be used on cars with tire pressure under 3.5 ;
suitable for cars whether standing still or moving at a high speed of 200km/h;
consists of one receiving/displaying unit and four sensors/transmitters;
lithium battery ensures at least five-year lifespan of the transmitter;
sensor transmits the monitored pressure and temperature data to the receiver;

anyone think there is a market for them in NZ? what would you pay for them...
cheers