TiddlerTek's 10 gallon bait tank has a built-in water plant that recirculates and aerates. Compared to other tanks of comparable size and cost, these tanks offer the following benefits: Water circulation to keep your bait lively and fresh Energy efficiency from venturi aerators to prolong battery power compared to stones Easy emptying via tank drain port Tank handles for transport empty and hold down Easy pump access for maintenance or replacement if ever necessary Large tank door with magnetic latch for handy bait access Polyethylene and PVC construction materials with stainless, plated, and plastic fittings for bait safety, easy cleaning, and no rust Cost effective options to add pump speed and temperature control support, lights, or a filter 90 day satisfaction guarantee with 12-month warranty for pump, aerator, wiring, and tank integrity