Ximlike LED Bathroom Sink Faucet with 3 Color Changing Waterfall Bathroom Faucet Single Handle 1Hole Product Introduction Mounting Type: Single HoleMaterial : BrassFinish Type: Brushed NickelHandle Type: LeverHandle Material: Zinc AlloyModern LED 3 color changing spout design, can tell the temperature to avoid burning you if the water is too hot (when the light turns red)Perfect for remodeled bathroom, easy to install, no battery neededHigh quality LED lamp beads, can use more than 50000 hours, rest assured to buyPre-drilled hole size requirement: Φ1.25''(32mm)min-Φ1.57''(40mm)max Three color changes indicate water temperature, use it in peace of mind Blue means cold water Temperature range(℃): 0℃~30℃ Green means warm water Temperature range(℃): 31℃~42℃ Red means hot water Temperature range(℃): 43℃~52℃ When the temperature reaches above 52 ℃, the red light flashes. About Faucet Led Light Technology Waterfall NozzleMain Material: BrassShell Material：Stainless SteelColor: Brushed NickelBattery：Not requiredSupply hoses: 24 inch red and blue water inlet hoseInstallation Type: Desk mounted one hole typeAdvantage:Anti-corrosion, Anti-rust