Triple double ring blade shaving heads - Delivers increased contact area between shaver blade and skin, resulting in faster and more comfortable shaving experience Dry & wet dual use - Waterproof, which means you can shave with gel or foam even in the shower and clean the shaver by running it under the tap POP-UP trimmer - The trimmer is located at the back of the shaver, you can sideburns, beards, and even eyebrows with it High performance battery - You can enjoy the convenience of cordless operation at home or on the road. 90 minutes of charging provides up to 45 minutes of shaving time LCD Display and Travel lock - Indicates the battery capacity, travel lock open and close each for 3 seconds