... for iPod touch5,iPhone5,iPad4,iPad mini Backlight Alcohol TesterThis product is a alcohol tester designed for iPod touch5,iPhone5,iPad4,iPad ... interfere the detecting result.4.with voice alarm function,when alcohol content is excess,the buzzer will alarm automatically alert5. It ... show the test result.if there is no detection to alcohol or alcohol content normal,the LCD screen keep green5.If test ...