Pros
You can use it plugged or unplugged since it comes with rechargeable batteries.
Since it is powered using electricity its motor is very powerful and that makes much more efficient.
You can rinse it underwater after you are done with it since it is waterproof.
It comes with a handle design that is safe for the hands.
You can use it with minimal strain on the hand since it is light.
It has indicator lights that show when the device is charging.
Cons
It gives an output of just 40 minutes after 8 hours of charging.
