Power: 28W Voltage: AC 220V, 50 Hz Outlet Nozzle Size: ½” Max. Flow: 1350 Lph Max. Head: 2.26 Mtr (7.3 ft) Max. Cooler Height: 5 Ft Suitable for desert coolers of height ranging from 1.38m (4.5 ft.) to 1.5m (5 ft.). Also used for small and medium sized garden fountains