... shipping. Breath alcohol tester with light for ipad4DescriptionThis product is a alcohol tester designed for iPod touch5,iPhone5,iPad4,iPad mini ... then unlock iPhone , then press switch of tester for a long time till Tester alert short buzzing, at ... and blow to air hole and exhale into sensor for 3 to 5 seconds , after finishing Countdown ,display ... to inquiry! Breath alcohol tester with light for ipad4