Serena 5.2 Series Rechargeable Outdoor Water Fountain (Bronze) The Serena 5.2 Series Rechargeable Outdoor Water Fountain brings a beautiful water feature to your garden with white LED lights, rosebud finial, self-watering planter, dancing water attachments, and a rechargeable battery. Serena Garden Fountains can be placed in any location. There are no cords to hide or bury in the ground. The rechargeable technology lasts for one and a half months on a single charge and eliminates the need for solar panels. The self-watering planter automatically waters your plants every time you enjoy your fountain. Patent pending Smart Water System also lets you adjust how much or little water to feed your plants, depending on their water requirements. Serena Fountains work on demand with the press of a button. The programmable timer can be set to automatically turn the fountain off, with the set it and forget it feature."" Serena Fountains use a new, patent pending, high capacity BA-152 rechargeable battery providing up to 2-months operation with average use.