CACAZI A88 Wireless Waterproof Doorbell LED Light 300M Remote 1 Button 2 Receiver Calling Bell

Features 1 Press the button super learning code can freely learn to match can be unlimited matching receiver 2 The transmitter has no screw chuck design and it can be waterproof and dustproof without rubber ring 3 If multiple buttons are paired with one or more receivers in the same system each button can be set to a different ringtone 4 Power off memory function Turn the power on again after power off no need to re adjust and lock the ringtone 5 The doorbell button use a 23A12V battery not included and the receiver voltage is 220v 6 The receiver is available in a variety of plugs US EU UK Plug and AU adapters suitable for most countries 7 Receiving distance 300 meters in open area 8 Eye catching backlight flashes when someone pushes the doorbell Particularly suitable for the elderly deaf 9 The wireless signal will be affected by obstacles The more obstacles the more serious the signal loss 10 Receiver has 5 levels can be mute 0 110db 60 music to choose from 12 Transmitter size 76 43 22mm13 Receiver size 90 55 25mm14 Just plug the receiver into an electrical outlet the push button transmitter can be stick it to the door with provided adhesive tapes Note The button cannot be placed on an iron door because it will interfere with the signal If the receiver does not ring when you press the button after you receive the doorbell check the following steps 1 If the button has a battery installed it requires an alkaline battery of 23A12V 2 You can pair the butto