Long lasting 3.6V/300mAh battery offers up to 4 hours of battery life when fully charged Solar power - no mains electrical cables means it's an easy to set up, eco-friendly alternative with no running cost so is versatile ideal for ponds and reservoir water features alike Minimal installation comes with everything you need to set up and go, including brackets and ground spike to better position your panel Pulse Timing Function, this pump is designed to operate on a pulse timing function, to be on for 2 seconds and then off for 5 seconds Primrose have been selling and revolutionising water features for over 19 years, becoming exports in the field with our water features that are all designed in house. Please visit us on our Amazon store to view our full list of water features by clicking our brand name above., Weight: 0.110231131 Pounds, Manufacturer: Primrose