433Mhz Home Alarm System Door and Window Sensor

Notice:

1. It needs to work with alarm panel together, can’t work alone.

2. As long as your alarm panel（or alarm host） meets these two technical parameters，can be used with our door sensor.

1） Radio frequency：433 MHz

2） Encoder IC：eV1527

Video guidelines:

Youtube homepage: https://www.youtube.com/channel/UC0omnisV9_rZOcGsSMH1hLQ

Working Together With Security Panel, when someone opens or closes your doors and windows, the alarm panel will receive information to send out a loud alarm and send information to your mobile phone to keep you informed.

Wide application scenarios, you can install it on every door and window of the home to ensure the safety protection of every corner of the home.

Schematic diagram of the working principle of door sensor

Step 1：

This door sensor transmits the signal to the alarm panel (or the alarm host). This signal is transmitted via 433MHz wireless radio frequency.

Step 2：

The alarm panel (or the alarm host) transmits the signal to the mobile phone. This signal is transmitted via WiFi or GSM/4G card.

?Free shipping but don't take responsible of custom tax

?We can't control service transit time, this information is provided by the carrier and excludes weekends and holidays. so please give us an opportunity to check package for you .

?SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays.Transit times may vary, especially during the holiday season.

?If you have not received your shipment within 60 days from payment, please contact with us. We will track the shipment and give a reply to you as soon as possible. Our goal is customer satisfaction!

Warranty:

?We benefit for all item sale. If you need help and have any other question , please feel free to contact us message .

?If you buy the wrong product or change your mind, you can contact us to change it before delivery. We do not accept returns and refunds after delivery.

?Buyer is responsible for return shipping costs and insurance.

?Shipping/Handling/Insurance costs are not refundable.

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