Gold Member Since 2013
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Shenzhen Safety Electronic Technology Co., Ltd.

Personal Alarm, Door Alarm, Burglar Alarm manufacturer / supplier in China, offering Battery Operated Personal Door Sensor Burglar Alarm Magnetic Contact, Gas Leakage Detector with Valve for Smart Home Security System, Smoke Sensor for Home Security Alarm System and so on.

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Supplier Homepage Product Door/Window Magnetic Switch Battery Operated Personal Door Sensor Burglar Alarm Magnetic Contact

Battery Operated Personal Door Sensor Burglar Alarm Magnetic Contact

FOB Price: US $1-1.5 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1-1.5/ Piece
Get Latest Price
Port: Shenzhen, China
Production Capacity: 100000 PCS/Month
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: MC-33
  • System: Intelligent System
  • Application: Home, Industry
  • Certification: CE, ISO, RoHS, CCC
  • Color: White/Beige (Optional)
  • Installation: Adhesive Tape
  • Usage Life: at Least 5 Years
  • Trademark: SFL
  • Specification: 5.5*2cm
  • HS Code: 853100000
  • Signal Transmission: Ultrasonic
  • Type: Anti-Theft Alarm
  • Usage: Door, Personal, Window, Auto
  • Product Name: Standalone Battery Operated Door Sensor
  • Battery: 3*1.5V
  • Alarm Volume: 105dB
  • Material: Plastic
  • Transport Package: Blister Card
  • Origin: Shenzhen, China
Product Description
Battery Operated Personal Door Sensor Burglar Alarm Magnetic Contact

Technical Parameters
Product NameStandalone Battery Operated Door Sensor
ColorWhite/Beige (optional)
InstallationAdhesive Tape
Alarm Volume105dB
Usage LifeAt least 5 years


1. Easily mounted by adhesive tape to window or door. Magnetic sensor switch detects entry protecting your home or office whether your are in or out.

2. Warning door / window sticker is supplied free in package.

3. Operated by 3 pcs. 1.5V LR44 button cell (battery included in package).

Product Image

The White One:

Battery Operated Personal Door Sensor Burglar Alarm Magnetic Contact
Battery Operated Personal Door Sensor Burglar Alarm Magnetic Contact
Battery Operated Personal Door Sensor Burglar Alarm Magnetic Contact

The Beige One:

Battery Operated Personal Door Sensor Burglar Alarm Magnetic Contact


1. Use the double side adhesive tape to fix the main unit at the side of the door / window.

2. Attach the bar magnet to door frame / window frame with the arrow aligning with the reference line of the main unit.

3. Test the setup by switching the system to "ON" position of the main unit and see whether the alarm can be triggered by opening the door / window

Company Information

Shenzhen Safety Electronic Technology Co., Ltd. was established in 2004, and is a high-tech private enterprise specializing in the research, development, manufacture, sale and service of security alarm series products. 

Our company always adheres to the business principle of "good faith to win customers, good quality to catch market". Now we have set up offices in more than 20 provinces in China, and we also set up our branch company in Hong Kong named Safety Electronic Technology (HK) Co., Ltd., which is convenient for developing overseas markets. The products sell well in China Mainland, Hong Kong, the United States, Canada, Africa, Europe, the Middle East, India, Thailand, Malaysia and many other countries and regions. 

Over the years, our company has been adhering to scientific and technological innovation. We are dedicated to new product development, improve the absorption of advanced technological process, and establish a perfect quality assurance system to become a leader in security industry.

Battery Operated Personal Door Sensor Burglar Alarm Magnetic Contact

Delivery& Payment Details

  • Delivery method can be negotiated, you can make your choice after check and negotiation.
  • 30% amount prepaid to confirm the order before production.
  • Payment Method: T/T or Western Union/ Paypal can be accepted.
  • Delivery time 3 working days for sample order,5-7 working days for general order,10-15 working days for big order.
  • Balance be finished before delivery.

We also supply

Wired Alarm SystemWireless Alarm SystemGSM Alarm SystemSmoke Detector
Glassbreak DetectorVibration DetectorWired Flooding DetectorMagnetic Switch 
Household Gas Leak AlarmGas Solenoid ValveDual Passive Infrared DetectorCurtatain-Style Passive Infrared Detector
Active Infrared BeamsWireless Door SensorPush-pull Type Remote ControllerPanic Button


1. Are you a factory or trading company?

Answer: We are a professional manufacturer. 

2. How can I get a sample to check your quality?

Answer: We are honored to offer you samples.

3. How long can I expect to get the sample?

Answer:  After you pay the sample charge and send us confirmed files, the samples will be ready for delivery in 1-3 days. 

The samples will be sent to you via express and arrive in 3-5 workdays. 
You can use your own express account or prepay us if you do not have an account.

4. When can I get the price?

Answer: We usually quote within 12 hours after we get your inquiry. If you are very urgent to get the price, please call us or  email us, we will regard your inquiry priority. 

5. What's the Payment?

Answer: T/T would be better with quick transfer and few bank fees. LC, Western Union and Paypal are acceptable. For large quantity,sea shipping can be provided.

6. How long is your delivery time?

Answer: 1-3 working days for sample order;
For general order, 3-20 days after confirming order, detail delivery date should be decided according to production season and order quantity.

7. What about the warranty?

Answer:  For the strobe/sensor, we provide 12 months warranty.
For the alarm panel, we provide 18months warranty.

8. What's your advantage? Why we choose you?

Answer: 1) Over 10 Years experience in this industrial area. We have the most professional techniques and team. More advantage in price.
2) Great production capacity. We support product OEM&ODM, and also the package according to your requirements, 
3) We use 100% new materials and the best production process, in consequence our defective rate is lower than 0.2%.

9. Where is your factory located? How can I visit there?

Answer: Our factory is located in Shenzhen, China, Near Hongkong and Guangzhou. We are warmly welcome you to visit our factory and cooperate with us.

If you have any questions, please contact us. Our company will try our best to provide you with the most satisfying service!!

Contact information:

Official Web:



Contact Person: Ms. Zoe
Tel: 0086 15625216506


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