Cascada Automatic Hands Free Modern Contemporary Design Sensor Faucet (Hot & Cold), Chrome &hellip; (HDD413) Chrome Plated Cast Brass Bodies, Easy to operate; Touch free operation; Smooth-Feel, Drip-Free, Ceramic-Disc Cartridges Dual Power: Battery (4*'AA' size cells -not included) or AC Power ADA Complaint; Excellent use for Child Daycare, Senior Living Comes with Hot & Cold Mixing Valve. Easy to install; Instructions, hardware & US-standard fittings included