Description:No Wires Connector: Male HXT 4mm to Female XT60 for Brushless Brushed Speed Control or Charger to LiPO NiMH NiCd Battery Pack 1s 2s 3s 4s 5sMale Connector: HXT 4mm BulletFemale Connector: XT60Used for: Convert Battery with HXT 4mm to XT60 on Electronic Speed Control / Charger