The Wahl All In One Grooming Kit is a professional grade kit, which is specially designed for all your shaving and trimming needs. This grooming kit lets you define your beard and moustache. The floating cutter type shaving head adjusts to all the contours of your face and neck. This kit can be used both in and out of the shower. The titanium coated blades on the grooming kit make the shaving head durable. These self-sharpening blades kit automatically sharpen themselves each time you trim. This product runs on a rechargeable Lithium-ion (Li-ion) battery and gives up to 40 minutes of powerful cordless usage. The charging indicator light of the Remington Creative notifies you the battery-charge status.