EV Battery Connector: This is a heavy-duty connector commonly used in electric vehicle battery packs. It features 2 large pins for power and 4 smaller pins for data or signal transmission. Connectors 2+4 with 2 wires are pre-wired versions of a 2+4 pin connector, which means they come with two wires already attached to the connector. These connectors are often used in situations where you need to quickly and easily connect two devices together. They are commonly used in a wide variety of applications including: Connector Type: Features a D-Tap connector on one end and open leads on the other, allowing it to be used as a power input or output interface for various D-Tap devices. Reversible Design: The D-Tap connector is reversible, which allows the user to change the cable's output direction. Cable Specifications: The cable is a multi-core copper wire with a PVC sheath, marked as “RVV 300/500V”. Wiring: The red wire is connected to the positive pole, and the black wire is connected to the negative pole for easy wiring.