[Solid Retro Material]: this doorbell button is made of solid metal material that is waterproof; Tolerance temperature: -4 to 240 degrees Fahrenheit; A good replacement for your old, yellowed, cracked plastic button
[Bright LED Light]: the upgraded LED light doorbell button is lit 24 hours a day and work on low voltage; Provide visibility after dark and your visitors will not spend time looking for your doorbell; It does not get hot or burn out like bulbs
[For Front and Back Doors]: wall mounted doorbell button switch with light is classic design that can be applied for front doors