Professional Motion Sensor Wireless Digital Doorbell with PIR Sensor Infrared Detector Induction Alarm Door Bell Home Security 

Features:

1. Wireless doorbell to remind you the coming of your guests by lovely songs. 
2. 38 songs to choose, and it can be changed from a touch of a button.
3. Easy to use, just place the sensor at the entrance to your driveway and the receiver inside your home.
4. Great for house, office, hotel, shop, etc.
5. Alerts you when someone enters your driveway, walking path, doorway or business, such as visitors, vehicles, intruders, animals or kids coming or going.

Specifications :
Condition: 100% and high quality
Material: Plastic shell
Receiver Working Voltage: 110V-240V
Transmitter working voltage: 4.5V 3x AAA batteries(not included)
Working range: Up to 70 meters
Infrared sensing distance: 3-7 meters
Receiver button control :
Music source: 38 different songs
Volume adjustment: high, middle, low
Voice: Can set it with light and voice / with light and no voice
Plug: US Plug, EU Plug (optional)     (please note if it is fit for your country standard )
Pattern:   1 Receiver & 2 Transmitter, 1 Receiver & 2 Transmitter, 
                2 Receiver & 1 Transmitter, 2 Receiver & 1 Transmitter (optional)
Transmitter: Approx. 80 * 59 * 45mm/3.15 * 2.32 * 1.77 inch
Receiver: Approx. 76 * 80 * 33mm/2.99 * 3.15  * 1.30 inch
Weight: Approx. 226-237g

How to Use:
1. Place the correct batteries in the detector.
2. Make sure that the batteries have been put in the proper positions.
3. Mount the detector properly by the front door, window frame , driveway, walk path , backyard or anywhere you need.
4. Then switch on the receiver and adjust the volume to either high or low position.
5. Now the remote detective system is operating with the infrared detect technology.
6. Place the receiver in an easy to reach place.
7. When the detector senses motion , the receiver will make an audible sound & the LED light will flash.
8. Please wait for 30 seconds after switching on detective & receiver to activate.
9. Please install both units 3 feet above ground level for optimal performance.

How to care and maintain:
1. Please keep the detector & receiver in sheltered places to avoid contact of both units form water and direct sunlight.
2. When the LED indicator does not go on , the battery power is either low or dead. At that time you should change the batteries.
3. Clean the detective regularly with a damp cloth to avoid blockage of sensor by dirt or any small particles.
4. Try to keep it in areas where it will not get wet. In addition, during heavy storms & snowfalls, it is recommended that unit should be  moved indoor or in a safe place.
5. Never attempt take apart the units.
6. When the unit is not in use, take out all batteries; clean both units and store the units in dry , cool place.
7. The device is not a toy and should keep out of reach from children.

Package Included :
1 * Set of Wireless Door Bell Transmitter and Receiver with Accessories

EU 1 IN 2

US 1 IN 2

EU 2 IN 1

About feedback 

If you are satisfied with our products, Pls give us 5 Stars 

Your satisfaction and positive feedback is very important to us. Please leave positive feedback and 5 stars if you are satisfied with our items and services. If you have any problems with our items or services, please feel free to contact us first before you leave negative feedback. We will do our best to solve any problem and provide you with the best customer services. We will give you a positive feedback after receiving the payment. If you are unsatisfied with your items, please contact our Customer Service. 

We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns. 
It is impossible to address issues if we do not know about them! 

Payment  
1) We accept Alipay, West Union, TT. All major credit cards are accepted through secure payment processor ESCROW. 
2) Payment must be made within 3 days of order. 
3) If you can't checkout immediately after auction close, please wait for a few minutes and retry Payments must be completed within 3 days.   


About shipping 

1. WORLDWIDE SHIPPING. (Except some countries and APO/FPO) 
2. Orders processed timely after the payment verification. 
3. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address. 
4. The images shown are not the actual item and are for your reference only. 
5. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season. 
6. If you have not received your shipment within the period,  please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction! 
7. Due to stock status and time differences, we will choose to ship your item from our first available warehouse for fast delivery. 
8. We seller are not in charge of import duty, buyer is responsible for that. Any dispute caused by this is unreasonable. 
9. BR buyer please provide the cpf or cnpj, it will be better for you to get it more quickly. thanks 

Return and Refund 

1. You have 7 days to contact us and 30 days to return it from the date it was received. If this item is in your possession more than 7 days, it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS! Shipping cost is bear by both seller and buyer in half. 
2. All returned items MUST BE in the packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your po#. 
3. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its condition and packaging with all components and accessories included, AFTER BOTH Buyer and Seller cancel the transaction from aliexpress. OR, you may choose to have a replacement. 
4.  We will bear all the shipping cost if the product(s) is (are) not as advertised