Reliable product quality. Does not leak! the followers of electronic cigarettes familiar with this recurring problem is having to wash their hands after each puff because of electronic cigarettes that leak! Service after sale surprising professionalism. Indeed, upon receipt of the product, a clearomiser therefore did not work .I emailed Altipro the Company signaling their inconvenience. Very quickly, the service department has supported my request for information to obtain the replacement of the said product and this by keeping me regularly informed of the ongoing proceedings ie preparation and sending of a replacement clearomiser. Finally, good product quality / price and service that has the respect of its customers I recommend