The DYNC0030 adapter allows a battery with an EC3 connector to plug into a device that uses an EC5 connector (or the reverse depending on configuration shown in listings). It is a pre-wired plug-and-play solution designed to eliminate the need for soldering or rewiring when mixing EC3 and EC5 systems. Built for RC cars, boats, aircraft, and chargers, it ensures safe and reliable power transfer between different connector types while maintaining low resistance and solid current handling. Features Adapts EC3 and EC5 connector systems for cross-compatibility Pre-wired plug-and-play design, no soldering required Heavy-gauge wire for efficient power delivery Secure fit to reduce risk of accidental disconnects Compatible with RC cars, boats, planes, and chargers Helps solve connector mismatch between batteries and ESC