Wireless Doorbell Satisure Waterproof Door bell Chimes for Home Operating at over 1,300-ft Range 58 Adjustable Melodies 5 Volume Levels, Door Alarm kit with LED Strobe (2 Buttons+1 Receiver)

?【Easy Installation】 This wireless door bell has been paired before delivery. The easily installed battery doorbell button will be set up within 1 minute. All you just had to do was plug the security doorbell receiver into an outlet and ready to go.
?【Long Working Range】This Satisure doorbell wireless is operating range up to 1,300ft(400m) in open space. The doorbell transformer is adopt high-frequency electronic technology to control indoor doorbell chime. Great for your large homes, apartments, offices & classroom. And you will never miss any visitor!!
?【58 Ringtones&5 level Volume with Mute Mode】This wireless doorbell for home has 58 melodies for you to choose from, including the merry christmas ringtone. Even set different ringtones for the 2 buttons to distinguish the front and back door ringtones. 5 level adjustable volume(0 dB to 115 dB) to meet the requirements of different people.