--MAINTAINING A HEALTHY POND \u2013 This solar oxygenator will ensure a healthy pond is maintained. \n\n--EASY TO INSTALL \u2013 Simply push the ground spike into the ground and connect the tubes. With its 3m cable and 2m tubing the flexibility of this product is perfect for all ponds.\n\n--STONE SIZE \u2013 3cm x 3cm\n\n--SOLAR POWERED \u2013 the brighter the sun, the more oxygen it will pump into the water through the air stone attached to the end of the tubing.\n\n--MAXIMUM FLOW RATE OF 120L PER HOUR - Ensures maximum coverage for your pond.\n\nEnsuring your pond is healthy and thriving is easy with the Woodside Solar Powered Oxygenator Pond Water Oxygen Pump. Delivering unparalleled quality, and ease of use, this Solar Pond Oxygenator will provide you with peace of mind that your pond life will continue to flourish. Designed to be simple to install, you simply push a ground spike into the ground and connect the tubes, it's provided with a 3m cable and 2m tubing, allowing a degree.