All buttons used in our products need to be tested before they can be used.

Buttons must be UL certified and RoHS tested.

Button supplier before delivery to 100% detection before shipment.

IQC will spot check the incoming material after storage.

IQC carries out inspection on the specifications, models, performance and appearance of the wire through inspection standards.

5 keys were randomly selected for the service life test.

In the key life test, press the standard weight of 400 grams back and forth 4000 times to check whether the performance of the key is qualified.