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Please note: Quantity of '1' means you are ordering 1 Box of 25 tests.. For example: Quantity of '3' means you are ordering 75 tests. Tests are sold in manufacturer supplied, original packaging.
Item Describtion
Before purchasing this sensor , you must verify whether you have a RED or GREEN sensor module. This can be done by removing the top cap of the Prestige or examining the sensor module's circuit board color through the rear air vent on top of the device.
There are 2 sensor module colors¦Green & red. Please open the cover & check & then place order. Sensor module color that is ordered must be same color as the one in there already.