KetoSens blood ketone test strips, for CareSens Dual meter Pack of 10 ketone test strips, only for use with CareSens Dual. Easy and accurate testing - no coding required Requires a very small sample of blood (0.5 microliters of blood) Rapid test result in less than 8 seconds Long shelf life for strips (12 months) Individually foil wrapped for use as required Sold by Spirit Healthcare, UK supplier. Customer support line 0800 881 5423, Freephone, 24/7 for any questions. Please note diabetics are VAT exempt and can claim back the VAT on this product, please call the customer support line for further details. Please check when ordering that you are selecting the correct test strips for your meter.