This is a good product as it have these features
1 easy to use
2 size controler
3 good back up
4 blade is prety good
5 designe is awesome
6 fully portable
limitation
the exis of the motor get sliped every time after a long time
it takes 10 hrs to complete charge
3 no external battries.
so as we so these factor we get that this product should be recommended by me.