Does exactly what it says on the tin...
D R Unipart
P V Press Association
will save me £167k in tyres alone
J C WBG Group
"MPG’s increased from 9.53 to 9.84, the product showed any air loss in the tyre, we had a slow puncture on one of the tyres and the product highlighted this, which saved us a breakdown / call out. Overall the product does what it says on the label "Air Alert".
Well known, large drinks logistics company
"..please get in touch probably the best road saftey product I have heard of for some time."
GH Powys Bus