Wandu Electric mainly produces various switch products such as metal button switches, metal indicator lights, metal emergency stop switches, knobs, keys, buzzers, etc. lts switch products have the characteristics of waterproof and dustproof, and are the only ones in the industry that have independently passed the airtightness test for metal button switches, ensuring the reliability of the product in various environments. The company provides switches and indicator lights with various installation diameters, including conventional series, high current series, waterproof series, and can be customized and developed according to customer needs.