38 chimes no battery wireless door bell that use in the big house 120m Low price&high quality for 10 years.2receivers+1 button |

38 chimes no battery wireless door bell that use in the big house 120m Low price&high quality for 10 years.2receivers+1 button |

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We will try our best to meet the need of you.

Battery-free wireless doorbell requires no battery and no wire. It uses unique energy harvesting technology and ultra-low-power wireless technology with worldwide patents 

please tell seller about the plug type ---EU,US or UK,we don't have  AU-plug for this doorbell now.

Features

Convenience

1.Without cabling-----you can use the transmitter anywhere you like(120m) 

2.No battery-----you can save your money that you use to change the battery.

 When users press the button, energy converting module inside will change the mechanical energy into electric energy. Then the wireless module of the button sends the signals to receiver.The receiver receives the signals and plays music/react.

Advantages

1.Long distance transmission------70m in open area

2.Endure low & high temperature:-40°C~60°C.

3.Long life------10 years

4.Low interference

5.Penetrating power------three walls & iron gate

individuality

1.38 Polyphonic tones

 2.Maintenance-free

The transmitter of our product use the ASA material, so it can be normal used in water. Besides, it can not turn yellow under the sunshine. 

specifications:

Testing

Waterproof &  High quality & Save money & Easy set up 

Resonable price & Endure low temperature

Attention

1.Avoid locating the Chime Unit and Bell Push on or directly near to metal surfaces-doing so may reduce the operating range.

2.When locating the bell push onto a UPVC door/frame, check the operating performance before installation.

Standard package

One transmitter

One receiver 

One adhesive pad

One user manual

One button mounting base

Two screws

white box packaging

Application range

Factory,House,Office,Hotel,Hospital,Beeper for the Old,Clinic,Villa

If you have any question, please contact me. 

It's my pleasure to serve for you.

Installation: