Come with a solar battery,no energy storage function, must need sun to work. Brushless DC water pump, pump water easily. Plug the jack of pump in the jack of solor panel output. 3 different water outlet caps. * Put the solar panel under enough sunlight and be better to face directly to sun . Save water as far as possible. Wide irrigated areas. Keep the soil wetted and give a cool environment. Brushless pump power consumption: 7V 160mA. * Installation: Put the pump totally in the water with it is nozzle over the water ,be sure the pump is fixed firmly on the bottom of the fountain to avoid vibration. * Solar battery power:7V ,140mA. solar panel power consumption 7V 1.12W. Solar pannel size: 11cm 11cm(square). The life time : over 20000 hrs . Please note that most other ebay vendor "s similar solar water pump only work for about 10000 hrs! * Color: black. Delay: less than 3s. Max flow quantity of pump : 160L/H. Max water height:45CM.