This versatile charging cable adapter set is perfect for electric bikes and balance bikes. The comprehensive kit includes 7 different connector types to ensure compatibility with various charging needs. Each adapter features a 5521 female end and comes with options for 5525 male, M12 3-pin female, M16 3-pin female, XLR 3-pin male, standard power connector, 8016 male, and RCA male connections. The cables measure 15cm in length and are constructed with durable black insulation for longevity. The high-quality connectors ensure reliable power transfer and secure connections. These adapters are ideal for converting between different charging port standards, making them essential accessories for electric vehicle maintenance and power solutions. The sturdy construction and precise engineering guarantee consistent performance for your charging needs.