Rozin Oil Rubbed Bronze LED Light Pull Down Spray Kitchen Sink Faucet Swivel Spout Mixer Tap Single Hole Deck Mount,Diameter of hole in sink should be 33mm to 45mm Cold and hot water,with two water supply lines Overall Height:450mm(17.7");Spout Height:200mm(7.87");Spout Length:220mm(8.66") LED Light Spray works by water flow,no battery is needed Rozin provides any replacement in future use,so contact unhesitatingly once you have any problem