I purchased Philips QT 4000/15 pro skin advanced trimmer from shop with 2 year guarantee. If you register your trimmer on ’ http://www.Philips.Com/welcome’. You will get 1 year additional guarantee. It is skin Friendly trimmer. It has 10 Lock -in Length settings which easy to select and lock -in Length settings, from 1 mm to 10 mm. It works very smoothly. I bought it Rs. 1250, MRP was Rs. 1395. I prefer Philips brand in electronic items. Philips is a leading brand in electronic world.