Philips Norelco shaver 8900 (model # 1280x/86) delivers the ultimate shaving experience. Gyro flex 3d contour-following system has three dynamic parts that independently flex outward, pivot around, and tilt inward to follow the natural contours of your face. The ultra track heads cover 50 percent more skin surface with three shaving tracks that catch every hair. Aquatic technology allows you to shave wet with gel or foam (in or out of the shower) for extra skin protection or dry for convenience. Skin glide shaving surface slides smoothly over your skin for a close, easy shave. The integrated pop-up trimmer conveniently trims sideburns and moustaches. The lithium-ion battery delivers 60 minutes of cordless shaving after a 1 hour charge. A 3 minute quick-charge provides enough power for one cordless shave. Shaver 8900 comes with a charging stand, travel pouch, 45 day risk-free trial and a full 2-year warranty. For best results, replace shaving heads with rq12 replacement heads every 12 months.