Droll Yankees Replacement Power Stick for Yankee Flipper Bird Feeder Motor, Feeder Part with Rechargeable Batteries, PWRSTK REPLACEMENT PART: Replacement power stick for the Yankee Flipper bird feeder. Contains feeder motor and internal batteries MOTORIZED FEEDER: Powers the squirrel proof bird feeder spinning mechanism on the Yankee Flipper RECHARGEABLE: Charges with Charger model DV-4530 having voltage of 5.2v dc or DSC-3PFB-05 FUS 052055 COMPATIBILITY: For new model Yankee Flipper bird feeders with the black on/off knob WARRANTY: Carries a 1 year warranty