In this study, the signal switch package (10) of the automobile is fixed on the lock device of the switch housing (15), The storage part (60) of the switch housing (15) combined with the signal switch package (10) provides the combination element (70) of the lock damask of the switch package (10) and the switch housing to prevent easy release due to the weakening of the support strength, which has the effect of improving the locking performance.
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