The philips QT4006 pro trimmer is a good trimmer of all class. battery is good, motor is a good and powerful. it is very simple for using and affordable, price is nothing more. its look like a very effective and stylish, it is safely to use and trimm hair is smoothly. The philips QT4006 and QT4015 is safe not shock in plugin trimmer.
it is beautiful in look. Once used then not to clean for further use in future it runs smoothly next time too. the liquid you provided is very good and a little amount is sufficient for cleaning. the size of treaming means variety of using different size is good.