Charger Output Wire Set with 2*4mm Male Banana 1. 4mm male bullet connector 2. 12awg silicone wire 3. RoHS compliance Charger Output Wire Set with 2*4mm Male Banana 20cm long, 12 awg silicone wire, two 4mm Male Banana Plugs attached one end, soldered wire other ends. You only need solder on your preferred battery-side connector.