19mm with indicator high decibel high loudness buzzer

Wandu Electric Co., Ltd. (WANDU) was established in 2017. Committed to solving industrial control solutions and human-computer interaction, its core team has more than 10 years of experience in switch design and manufacturing, and has obtained a number of national patents and national invention patents. The company has CE, ROHS, CCC certification. At present, the company's core business: button switch, metal button switch, metal indicator light, warning light.
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