Rapala RCD Compact Floating Aerator

Please note these are no good if you want them on the boat or to transpot in the car, they are only good on wharves where the water is perfectly still... 

Smaller size version of the water-activated floating aerator, RCD Compact Floating Aerator starts automatically when its in contact with water. Aerator mixes air into water, keeping bait alive for extended time. Operates with 6 AA batteries and aerates 1.2 liters per minute. 14 hour continuous runtime or 31 hour runtime on 15 minute interval setting. 
 

Features

• Automatically turns on triggered by immersion in water.
• 14 hour continuous run time or 31 hour run time on 15min interval.
• Floats on the surface of your bait tank.