🔥ac adapter fast battery Charger for 48v Retrospec Beaumont REV 2 City E-bike 🔥  if you need a 3 pin charging port for a 36v Restrospec REV 2 battery please contact us. this charger is not going to fit. if you have other model  and not sure about the charger type please send me a picture of your charging port and the voltage of the battery. I will look it up for your. thank you for looking.