Specifications:? * Solar panel power consumption: 9V 1.8W? * Brushless pump power consumption: DC 4.5-10V * Maximum water height: 60CM? * Maximum flow: 165L/H? ?Maximum delivery head:150cm * Start: The water pump will not working without sunlight, It will restart within 3 seconds once the sunlight re-appear.? * Useful life period: ≥20000Hours? * Working hours in the sun: 8:00A.M.-5:00P.M.? * Delay: ≤3s? * Restart: If sunshine is off ,can restart within 3 Seconds when sunshine is back? * Color: Black? * Cable Length: 300cm / 9.84ft * Size of the solar panel: 18012025mm? * Net weight: 236g? * Package dimensions: 187125*50mm? * Package weight: 287g? Note:? * Products for direct-drive solar-powered water pump, no external batteries, a high degree of water depends entirely on the strength of the sun, when the sunlight is weak, water pumps will not work continuously, once sunlight is ber it will automatically continue to work.? * Do not submerge solar panels and controllers into water