Yanksmart AA Battery Power Lavatory Bathroom Chrome Bathroom Sink Faucet with Automatic Sensor (Hot and Cold) G874141 Gives an elegant and classy look to any room Brand New In Box Ready To Ship . Chrome Brass Finish. Hot and cold mixer .AA battery power Microcomputer intelligent control,intelligent power-saving . Complete With Hot & Cold Water Hoses & Accessories . Touch-free use,to prevent cross-infection