1) DIP Switch; 2) Waterproof Connector

1) DIP Switch: The DIP switch is a miniature manual switch used to configure electronic circuits by toggling its levers. It finds applications across various fields including industrial control and automation, communication and network equipment, consumer electronics and computer hardware, as well as other diverse areas such as security systems, automotive electronics, medical devices, and test equipment. 2) Waterproof Connectors are a specialized type of electrical connector designed to prevent the ingress of water and other liquids. They ensure reliable and stable electrical connections even in harsh environments such as humidity, dust, or submersion.