Floating Aerator Compact size with big time operation. Gently mixes air into water. Features: * Water activated * Air release stone at bottom * 18 hour continuous run time * 36 hour runtime with 15 minute intervals * Operates on 3- C batteries (not included) * Aerates 1.5 liters per minute (0.4 gal) * Ideal for most bait storage containers Warning [https://productimageserver.com/prop65/6pt.png]WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov [http://P65Warnings.ca.gov].