Solar-powered aeration pump set High-efficiency 2.5W solar panel + quiet aeration pump + air hose and air stone Water enrichment and purification system for garden ponds/small fish ponds

Energy efficient: Solar-powered oxygen pump, no additional batteries or electrical outlet required. Environmentally friendly and economical. Additional power supply: Integrated 3.7V 1800mAh lithium battery (type 18650) stores energy during the day, ensuring the oxygen pump can operate even at night. Adjustable angle: The solar panel angle is adjustable for optimal sun exposure. The solar panel can be inserted into the ground or mounted on a wall. 3 operating modes: Strong bubbles / Gentle bubbles / On/Off cycle. Suitable for various applications and needs. Versatile use: Ideal for aerating aquariums, swimming pools, ponds, and fish tanks.