Introducing the 441.5 Touch Switch Button/Micro Switch with 4-Pin Waterproof Copper Head and Copper Key (50 Pieces) – a cutting-edge component designed for seamless electronic device control. This compact micro switch is engineered for a wide range of applications, from consumer electronics to industrial control systems, where precision and durability are essential.With a 4-pin SMD design, this switch supports automated soldering for enhanced production efficiency. Its waterproof copper head and key provide reliable protection against dust and moisture, making it ideal for harsh environments. The switch is highly sensitive, featuring instant or self-locking functionality, ensuring fast and accurate response in demanding circuits.Thanks to its small form factor, the 441.5 touch switch is perfect for compact devices, enabling smooth integration into modern, space-constrained designs. Offering a long lifespan and stable operation, it guarantees consistent input control, meeting the rigorous demands of modern electronic systems.