Readytosky T-Plug Deans Male to EC3 Female Connector Adapters No Wire RC LiPo Battery Connectors(4PCS) T Plug Male Deans to Female EC3 Connector Adapters. Used for: Convert battery with T-Plug to EC3 on ESC / charger. Male Connector: T-Plug / Deans Style,Male Connector: EC3 Style. No wires anti-skip rc battery connectors. Package Includes: 4* T Plug Male to EC3 Female Connectors.