"The Outdoor Water Solutions NightAir II Solar Aerator is perfect for your backyard pond, aerating water up to 20' deep. 2 high-output solar panels install easily with the included racking system and provide over 600W. This system delivers the highest-rated CFM (2.2 CFM output at 5 psi) of any solar aerator, and it can operate up to 20 hours per day. This pond aerator boasts 2 deep-cycle AGM 200 Ah batteries. Bluetooth capabilities allow you to control the solar aerator remotely, while the Quantum 24V brushless piston compressor provides quiet aeration. 2 fans provide ample cooling, and the powder-coated aluminum cabinet and secure locking system ensures durability. The Outdoor Water Solutions NightAir II Solar Aerator has Optimal Air self-cleaning rubber membrane diffusers with a weighted base. Comes with a mounting pole and 200' of 1/2"" weighted air line. Mfrs. 2-year warranty on compressors and electrical components, 5-year warranty on diffusers, cases, and airline, and 15-year warranty on solar panels. Lifetime warranty against rust on the aluminum cabinet. Aerates ponds up to 20' deep 2 high-output solar panels Easy-to-install system 2.2 CFM output at 5 psi Up to 20-hours runtime per day 2 deep-cycle AGM 200Ah batteries Bluetooth capable Quiet 24V Quantum brushless piston compressor Dual cooling fans Lockable powder-coated aluminum cabinet Self-cleaning rubber membrane diffusers Includes mounting pole and air line"