THE WORST BREATHALYZER COMPANY TO DO BNUSINESSES WITH!!! I GOT A DUI, NO COURT YET, I PUT THE BREATHALYZER BY MY OWN CHOICE. 1. IT DRAINNED MY BATTER AND HAD TO GET A NEW 2.MISSED ONE CALIBRATION AND THEY LOCKED MY CAR 3.GOT IT REMOVED AND IT COST ME 250 AND NOW THEY CAHRGING ME 369 CANCELLATION FEE WHICH THEY SAID ITS FOR THE STATE SOMETHING LIKE THAT AND THIS WASNT EVEN COURT ORDERS. THEY THE WORST COMPANY AGAIN PEOPLE , BETTER PAY A LITTLE MORE, THEY USE SUPER OLD EQUIPMENT AND IF YOU MISS 1 CALIBRATION YOUR CAR IS LOCKED AND YOU NEED TO TOW YOUR CAR TO THE CALIBRATION PLACE, TOTAL BE LIKE 250 FOR TOWING YOU CAR + 30 OF CALIBRATION THEYR CUSTOMER SERVICE SUCKS!! DONT AGAIN DONT DO IT!!!! PAY A LITTLE MORE FOR A BETETR AND DECENT COMPANY NOT THIS ONE!