The 0.50mm Submersible Winding Wire is an ideal electrical wire made of high-quality PVC and copper material. It is designed to perform well under water and is perfect for submersible pumps. The wire's manual function makes it easy to install and use. It comes in different colors, making it easy to identify and match with different electrical systems. With its sturdy construction, this wire is built to last and is backed by a warranty. The wire's size of 0.50mm is perfect for small to medium-sized electrical systems. Overall, this submersible winding wire is an excellent choice for anyone in need of a reliable and efficient electrical wire.