Pros
It will save you some energy costs since it is powered by the use of batteries instead of electricity.
You can use it to feed two different foods at the same time thanks to its twin feeding chambers. This will help you to meet the feeding needs of the different fish in the tank effortlessly.
It has a digital interface that you can use to program it to determine when you want the fish to be fed while you are away.
The food in the feeding chambers is always fresh and well preserved since it comes with a ventilation system which keeps it dry.
You can program it to determine the amount of food to feed the fish making it easy to control overfeeding or underfeeding of the fish.
Cons
It is not sufficient for an outdoor pond.
Types of Hearing Aids
Difference Between a Hearing Aid and a Hearing Amplifier