Waterproof Wireless Doorbell Without Battery

 New 300M Remote Waterproof Wireless Doorbell EU Plug Door Bell Chime AC 110V-220V 1 2 button 1 2 3 receiver no battery

• The tranmitter 12V23A battery factory pre-installed , This is a standard battery, the local purchase is very cheap (NOT include battery)

• 52 ringtones(16 chord)to choose from and 4 steps volume control(25~110dB)

• Eye-catching backlight flashes when someone pushes the doorbell.

• Different quantity of push unit(transmitter) and chime unit(receiver) are free to pair together.

• If paired multiple push units in one system,the chime can be set to different for each push unit.

• Using learning code to prevent interference from other wireless transmitters

• Automatically save selected ringtone after power off.

• Remote control button longevity design, an average of 5 times a day, you can use for 25 year

• Working frequency: 433MHZ

• Transmitter size 80x33x17mm Receiver size 86mmx86mmx20mm

• Type:Doorbells Doorbell Type:Wireless Model Number:D2BB Power Source:AC,Battery Power supply:110V-220V-240V Working temperature:-30 - 70 degree Ring Tone:52 ring tones Waterproof:yes Power Source:Plug EU Battery mode:12v 23A battery (not include battery) Receiving distance:300M Remote (in open area) Detail:1 or 2 Outdoor Transmitter 1 or 2 3 Indoor Receiver Use of premises:Home office villa hospital school factory DIY Supplies:Electrical