Ketone breath meter and Alcohol Tester from SZEEK Product Testing -ODM OEM Service

Normally, Each of our products will be tested repeatedly before being updated to achieve accurate measurement results we will calibrate the sensor twice before shipment. If you have the calibration machine, we can teach your engineer how to calibrate our breathalyzer. So you can help your clients to calibrate in your country and charge from them. Help you save the shipping cost to ship to China, and make more profits.