Jingle Bell Jingle Bell wireless one-key doorbell open the door well!

KERUI  F51   welcome doorbell 

1, Frequency: 433Mhz
2, Operation Current:8~15mA
3, Quiescent Current:3uA
4, Operation Temp:-10C~50C;Humidity :no more than 90%
5, Battery:27A 12V
6, Transmit Distance:< 80 M
7, Size:74*46*12 mm

Shipping Method: By Sea, By Express, By Post.

Packaging Method: Standard exporting packages in carton boxes , Original Box or by your requirments. 

1, OEM&ODM Service 

customized logo on the alarm system ,also can print your logo on the packing box. 

2, 12 months Warranty and high quality

All our wrist pager and button with 12 months warranty, first 3 months replacement, long-life maintenance
each alarm undergo strict tested by QC before shipment 

3, Professional service and Factory Price 

100% original  brand manufactory production, highest quality with the competive price.

4, Payment 

T/T, Western union, or Paypal (value less than 500 USD)

Shenzhen Fuers Technology Co., Ltd. was found in 2008 . We integrated technology and 

design intopeople-oriented products to provide "easy-to-use" products and solutions for global

families  and commercial clients.We have two SMT producing lines and a professional technic

team with 30 hardware& Software engineers.  Our diversified product range could meet various 

demands from  customers. Lukbird is gradually establishing a complete distribution and marketing 

network all over the world.

Q1. Can I have a sample order?

Yes, we are willing to offer trial sample order to you for quality test. Mixed samples are acceptable.

Q2. What is the lead time?

Sample needs 1-3 working days, mass production needs 10-25 working days for order less than 5000pcs.

Q3. Do you have any MOQ limit?

EXW MOQ is 100 pcs under carton box.

Q4. How do you ship the goods and how long does it take arrive?

The sample will be sent to you by optional shipping service (couriers, air, and sea). The delivery time 

depends on the shipping service.

Q5. How will we proceed the order if I have logo to print?

Firstly, we will prepare artwork for visual confirmation. If the color and position are right, we would 

make sampling firstly from silk print factory and take picture for your second confirmation before 

mass production.

Q6. Warranty Period

12 months.