Jebao PP-Series Wavemaker and Controller - Newest 2016 Model PP-4: 540-1000gph, Newest 2016 model (successor of the RW-series) Unique Control system allows to wave off different types and multiple functions. Wireless controllers allows synchronized operations among wave makers. Low Voltage DC Electronic pump with variable frequency provides a safe environment for user. Easy operation to achieve the multiple sea wave. Easy installation with magnetic base.