Dual Glucose & Ketone Strips Two Tests in One Meter The On Call GK Dual is a high-performance device providing the ability to test both blood glucose and ß-ketones on the same meter. Both, the On Call Chosen and On Call Advanced test strips are compatible for use with the On CallGK Dual for glucose testing. The On Call Blood Ketone Test Strips are compatible for use with the On Call GK Dual for ketone testing. These test strips are also available individually foil-wrapped for added convenience and reduced contamination risk. Ketone test strips clearly labelled for easier strip identification and operation Glucose results in just 5 seconds Ketones in 10 seconds Hypo, hyper, and ketone warnings alert users to take necessary action Meal-markers help monitor results before and after meals 5 customizable test reminders Strip ejector provides easy and safe disposal of used strips Battery life Minimum of 3,000 tests Auto Shut Off 2 minutes after last action Pocket Size 90 x 58 x 19 mm Display 40 x 36 mm Manufacturer: Acon laboratories USA