The Philips OneBlade QP2520/30 is a revolutionary new hybrid Trimmer and Shaver that can trim, edge and shave any length of hair. Forget about using multiple steps and tools. One Blade does it all. The Philips One Blade has a revolutionary new technology designed for facial styling and body grooming. It can trim, edge and shave any length of hair. Its dual protection system a glide coating combined with rounded tips makes shaving easier and comfortable. Its shaving technology features a fast-moving cutter (200x per second) so it's efficient even on longer hairs. For the best result, move the appliance against the grain. Make long strokes while pressing lightly. You can use the appliance dry or wet with gel or foam. You can even use the appliance in the shower. Shaving a clean beard and face gives the best results. Trim your beard to a precision stubble length with one of the included 3 stubble combs. 1mm for a 5 o'clock, 3mm for a tight trim, and 5mm for a long stubble. Create precise edges with the dual-sided blade. You can shave in either direction to get great visibility and see every hair that you're cutting. It stays comfortable even in sensitive areas, so it's fast and easy to line up your style in seconds. OneBlade does not shave as close as a traditional blade. Go against the grain and shave off any length of hair easily. OneBlade follows the contours of your face allowing you to effectively and comfortably trim and shave all areas of your face. Rechargeable Li-Ion battery delivers 45 minutes of constant styling power after an 8-hour charge. OneBlade is water resistant, so it is easy to clean: Just rinse it under the tap. You can also shave with or without foam - whichever you prefer. The blades are designed for lasting performance. For optimal performance, you will only need to replace the blade every 4 months. Replacement is easy and hassle-free.