Product InfoPrecision Extra Blood Glucose & Ketone Monitoring System- Case of 4Simple testing with Xtra Assurance and Control. Patented SmartChip Technology upgrades the meter to receive the latest test strip technology without switching meters. Features simple 2-step testing with easy-to-read display and backlight. Fast 5-second test time and small 0.6mL sample size for glucose testing. Tests both blood glucose and blood ketone with one simple to use meter. Stores up to 450 results with date and time. Provides results in 7, 14, and 30 day averages. Results can be downloaded.