ITEM NAME:12pcs 1S 2S 3S 4S 5S 6S Lipo Battery Balance Charger Adapter Plug Cable Wire 12 PCS 1-6S Lipo Battery Balance Charger Connector Adapter Plug Cable Wire SPECIFICATIONS.(2x 6S Wire 7Pin 22.2V. Suitable for: custom make Lipo battery. 2x 3S Wire 4Pin 11.1V. 2x 5S Wire 6Pin 18.5V. 2x 2S Wire 3Pin 7.4V. 2) Must have item for custom make Lipo battery. 2x 1S Wire 2 Pin 3.7V.