Charmingwater bathroom faucet hands free brushed nickel with deck plate Faucet Type: Bathroom faucet touchless Feature: Touchless, Infrared sensor faucet. Touch-free, motion sensor by hands, prevent cross-infection after washing hands and keep edge of your sink dry. You don't have to touch the handle and turn off after washing your hands. Convenient and clean. Automatic bathroom faucet: The brushed nickel vanity faucet is automatically turned on and off by sensor. Totally hands free faucet. Temperature adjustable: Cold and hot hose, temperature mixer are included. You can adjust water temperature by the temperature mixer as per your preference. Battery Type: AA X 4, Alkaline Battery (Not included). Safe to be used in bathroom.Alkaline batteries have a longer life. Installation Type: Deck mount Installation. Easy installation with diagram. Please see the picture. Suitable for Bathroom sink faucet, basin mixer tap. Material: Brass.