OPEN BOX DISCOUNT - 50ct Blood Glucose Test Strips for TD-4279 MeterOPEN BOX Sometimes customers order strips for the wrong meter and then we have some open box strips that aren't used, but aren't brand new anymore. These strips are inspected, counted and packaged up and you can save big on these open box deals. COMPATIBILITY Our blood glucose test strips are 100% compatible with the BKT meter, and the Keto Mojo original Bluetooth meter (model TD 4279). Confirm your meter is a TD 4279 by checking its model number. All