"Fantastic pocket friendly device. The morning after nightmare everyone dreads can now be avoided. Obviously not 100% accurate but a good indication. Would recommend if you like a glass of wine in the"... (read full reviews)
"Good poduct for the price. It works well although it feels quite cheap and plasticy.
This is not approved for use in France, so you will need to buy a different product to comply with French law."... (read full reviews)