... ,iPhone5,iPad4,iPad mini 4. No need battery Backlight Alcohol Tester for iPod touch5,iPhone5,iPad4,iPad mini Backlight Alcohol TesterThis ... product is a alcohol tester designed for iPod touch5,iPhone5,iPad4,iPad mini , it's ... , then press switch of tester for a while till Tester alert short buzzing, at the same time LCD screen will appear green mactching ...