Commonwealth v. Speights

BECK, Judge:

The sole issue in this appeal is whether, without explanation by expert testimony, the result of a breathalyzer test administered two hours and forty-five minutes after appellant operated a motor vehicle, constitutes sufficient evi dence to convict appellant of violating subsection 3731(a)(4) of the Vehicle Code, 1 namely, “[a] person shall not drive, operate or be in actual physical control of the movement of any vehicle while ... the amount of alcohol in the blood of the person is 0.10% or greater.” We hold that a breathalyzer test result can, by itself, support a conviction…