15W Solar Pond Aerator with 4400mAh BatteryVersatile Modes: Our upgraded pond aerator solar system offers 3 modesstrong bubble, soft bubble, and cycle modeto meet different oxygen needs. With simple ON OFF control, this solar aerator for pond is easy to operate. It delivers 0. 8L min airflow with dual outlets for more even air distribution and efficient pond aeration. Solar Pond Aerator: This solar pond aerators unit features upgraded glass panels and Grade A+ solar cells for better energy