Suitable for livestock watering, irrigation, ponds, remote homes and cabins. Designed to use with solar panels in the sunny day, use with battery systems and solar charge controller in rainy day or at night. It is a non-toxic, pollution-free, noiseless environmental protection solar powered water pump. Power:Electric&Fuel:Solar Energy Power:180W Voltage:12V/18V DC Max flow:2m³/h Max head:40m Inlet:76mm Outlet:25mm Pump diameter:76mm Pump length:470mm Cable length:1m Weight:3.65kg. Do not mix the positive (+) and negative (-) connection.The pump is submersible pump, it must be full submerged in the water. International buyers please note: a. The item "12V DC 2m3/H Solar Powered Water Pump Farm&Ranch Submersible Bore Hole Deep Well" is in sale since Thursday, March 22, 2018. This item is in the category "Business & Industrial\Hydraulics, Pneumatics & Pumps\Pumps & Pump Accessories\Deep Well & Borehole Pumps". The seller is "sseariver2009" and is located in HK. This item can be shipped worldwide.