Precision Xtra Blood B-Ketone Test Strips, Count of 10 (Pack of 1)

Simple to use: no urine required. Accurate assessment of current ketone status: 2-4 hours earlier than urine ketone (data on file). For use with Precision Xtra. 10-second results 70% less blood Contents: 10 blood B-Ketone, test strips, ketone test, strip calibrator, instructions for use.