CACAZI Home Wireless Self-powered Doorbell No Battery Required Button Receiver 1 to 1 150M Remote Smart Calling Bell

Features 1 Press the button super learning code can freely learn to match can be unlimited matching receiver 2 Instead of using a battery the button converts energy into electrical energy and sends a signal when pressed 3 The Transmitter can work normally in snow or high temperature environment waterproof and dustproof 4 If multiple buttons are paired with one or more receivers in the same system each button can be set to a different ringtone 5 Power off memory function Turn the power on again after power off no need to re adjust and lock the ringtone 6 The receiver is available in a variety of plugs US EU UK Plug and AU adapters suitable for most countries 7 Eye catching backlight flashes when someone pushes the doorbell Particularly suitable for the elderly deaf 8 The receiver voltage is 220v 9 The receiver is a distance of 150 meters in an open area which may be affected by the environment and obstacles 10 The receiver has 60 ringtones to choose from and the volume is 0 110db in 5 levels 11 Just plug the receiver into an electrical outlet the push button transmitter can be stick it to the door with provided adhesive tapes 12 Transmitter size 70 46 24mm Receiver size 92 62 32mmNote The button cannot be placed on an iron door because it will interfere with the signal If the receiver does not ring when the button is pressed after receiving the doorbell please pair the doorbell Package includeds 1 x Receiver1 x Transmitter1 x User Manual Details picture