this wireless door bell not only economic benefits , quality and price higher , remote control distance, ring size and convenient to meet the normal household demand, shape elegant . When the bell rings with colorful lights flashing , bell volume is larger , recommended ! simple installation , can be used as household door bell , also available to do emergency wireless pager, or elderly patient care call .

Such as : is old or sick room installed in the ring, the sound is placed in his room. In need of help light and press the button. voice immediately issued established good ring to remind you, convenient for elderly patients and nursing care.

doorbell by encoding the same emission, receiving two parts. Emission part can be double-sided adhesive tape fixed at the door, between recommended not to stick on the metal anti-theft door, metal door will signal shielding and prevent rain water dripping, static electricity, battery available (20 times / day) six months to a year.

Simple
and flexible wireless installation design, free installation, but trouble and expense and save money. Do not influence decoration, beautiful.

1. up to 20-30 (open) of a meter (due to the metal in the home, anti-theft door, wall, steel and other signal to interference and at home using general remote control distance of 10-15 meters), meet the needs of all kinds of houses and high-rise building.
2. with insurance electronic blood pressure system, abandon dangerous transformer (because of the long-term work, easy to heat to produce short circuit ignition can ensure safety.
3 built-in stereo speakers, so that the sound crisp, sweet, especially for in home, office buildings, factories, tourist industry, and other places, a wide range of uses.
4. if the simultaneous use of multiple bell in the same place, within a certain distance is greater chance of a string of code, namely by the touch of a button, there may be multiple hosts will ring.

1. as a result of the metal on the wireless signal has a certain interference and barrier, the wireless doorbell in the installation of the time do not too close to or contact with metal objects.

2. suggested using Shuanglu battery , battery has the wireless doorbell credit exist certain interference. Besides, the battery if no electricity will lead to barking, such as voice tone, please replace the battery.

3. due to the metal in the home, anti-theft door, wall, steel and other signal interference, at home same layer using general remote control distance as far as 15-20 meters (open space will be better . If using a spacer layer, please close to the window or corridor, convenient signal propagation (interval of more than two layers of normal reception).

4. if the simultaneous use of multi bell in the same place, within a certain distance in a greater chance of a string of code, namely by the touch of a button, there may be multiple hosts will ring.

5. button built-in battery 12v23a section, this type of backup battery can be to shop together to buy

Host 6. product not with battery , use 3 5th battery , can bring their own, also can be in the incidentally to buy.

note

1. should try to use high-quality batteries, receiving distance and power related.

2. after a period of time, if not normal work, please check the battery power.

3. avoid the installation of the product in the sun and rain, so as not to affect the remote distance.

4. do not open, to ensure the safety of