HomeHome & OfficeLarge Appliances & Home ImprovementSafety & SecurityHousehold Sensors & AlarmsWireless Door Sensor Alarm, Home, Hotel, Anti-theft Alarm
₦ 9,720
₦ 16,20040%
Few units left
+ shipping from ₦ 950 to LEKKI-AJAH (SANGOTEDO)
3.4 out of 5
(8 verified ratings)Promotions
Delivery & Returns
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Pickup Station
Delivery Fees ₦ 950
Ready for pickup between 25 February and 27 February if you place your order within the next 5hrs 44mins
Door Delivery
Delivery Fees ₦ 1,710
Ready for delivery between 25 February and 27 February if you place your order within the next 5hrs 44mins
Return Policy
Free return within 7 days for ALL eligible itemsDetails
Seller Information
Wirestone-Sea-COD
86%Seller Score
860 Followers
Seller Performance
Shipping speed: Excellent
Quality Score: Good
Customer Rating: Average
Product details
Home hotel security anti-theft ultra-thin wireless high decibel infrared induction alarm for door and window
Features:
- Ultra-thin design, the back of the product adopts high viscosity stickers, which can be installed on any door or window.
- Environmentally friendly material, meets EU testing standards.
- High precision materials, never misreported. When the distance between the host and the magnetic strip exceeds 10MM, the alarm will sound immediately.
- Low voltage reminder reminds you to replace the battery in time to protect the safety of you and your family at all times.
Product information:
- Name: Ultra-thin wireless door and window alarm
- Model: MSA-820
- Material: ABS
- Weight: 30g
- Color: silver black
- Host size: 75*39*12.2mm
- Magnetic strip size: 32*11.5*10mm
- Decibel: 1-20DB
- Power mode: LR44*3PCS
- Operating voltage: 4.5V
- Scope of application: home, hotel, store
Introduction to use:
- The host and the magnetic strip are respectively stuck on the door panel and the door frame. The distance between the host and the magnetic strip should not exceed 1 cm. Turn on the toggle switch on the left side of the host, the alarm will sound when the door is opened, and the switch can be turned off when the alarm is not needed.
Good advice :
- The product uses three LR44 button batteries and the battery life is one year.
- Low voltage reminder function: When the red light on the front of the product flashes, it means that the product needs to replace the battery.
- How to replace the battery: Simply push the battery cover down, remove the old battery and insert the new battery with the a-ircraft facing up.
List of packages:
- 1 * Slim Wireless Door and Window Alarm
- 1*magnetic sensor
Notice:
- Due to pure manual measurement, please allow slight size error 1-3cm, make sure you do not mind before ordering.
- Due to the difference between different monitors, the picture may not reflect the actual color of the item, please understand!
- If you have any questions, please tell us first, we will provide you with the best service and solve the problem as soon as possible, thank you very much.
- I wish you a happy online shopping!



















Specifications
Key Features
Highlights:
- Ultra-thin design, the back of the product adopts high viscosity stickers, which can be installed on any door or window.
- Environmentally friendly material, meets EU testing standards.
- High precision materials, never misreported. When the distance between the host and the magnetic strip exceeds 10MM, the alarm will sound immediately.
- Low voltage reminder reminds you to replace the battery in time to protect the safety of you and your family at all times.
- Scope of application: home, hotel, store
What’s in the box
List of packages:
- 1 * Slim Wireless Door and Window Alarm
- 1*magnetic sensor
Specifications
- SKU: GE779IP3MRXL3NAFAMZ
- Product Line: Wirestone-Sea-COD
- Model: MSA-820
- Size (L x W x H cm): 75*39*12.2mm
- Weight (kg): 0.03
- Color: Silver & Black
- Main Material: ABS
- Shop Type: Jumia Mall
Verified Customer Feedback
See AllVerified Ratings (8)
3.4/5
3.4 out of 5
8 verified ratings
Comments from Verified Purchases(2)
5 out of 5
sensor alarm
Very loud
09-09-2025by Clinton
Verified Purchase
4 out of 5
very loud
Small but very loud
07-04-2025by Jerrison
Verified Purchase
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Wireless Door Sensor Alarm, Home, Hotel, Anti-theft Alarm
₦ 9,720
₦ 16,20040%
Questions about this product?
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