This Remote Bell comes from DIAMOND Company with 6 months warranty on Manufacturing Defects Only. Press the Black button on side to change Melody . Bell uses 2 AA Battery and Remote uses one 12V. 23A Battery. BRAND- DIAMOND MODEL- DC BELL Bell Battery- 2units (AA) Remote Battery- 12V. 23A We will provide you 6 months warranty on this Product from the Date of Purchase. NOTE-  Transportation Charges will be paid by the Customer not by the Seller for both sending and receiving the Replacement Product .