These GDH-FAD Blood Glucose Monitoring Testing Strips have bi-directional blood sucking technology. Special electrode pins design helps in getting stable test results. Features: Test method GDH-FAD Bi-directional blood sucking Easy to use Auto Coding Care: Handle with care Keep away from children Dispose off the testing strips properly Classified memory before and after meals Additional Info: Model number: AC307 Warranty: NA 2*25 Strips Special electrode pins design Stable test result