specifications: 

                                    1??14w,1??18w,1??21w,1??28w,1??30w,1??35w,1??36w,1??39w,1??54w,1??58w,1??80w 

                                    2??14w, 2??18w, 2??21w, 2??28w, 2??30w, 2??35w, 2??36w, 2??39w, 2??54w, 2??58w

                                    we can manufacture different sizes and specifications of electronic ballasts according to customers` request.we also can provide oem service.