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✓Price
$29.99
Door Sensor Alarm Magnetic Transmitter Spare Accessories Replacement, 23A Battery Operated 600ft Sensor Contacts Double-sided Self Adhesive Easy to Install, Need to work with SECRUI Door Chime
★★★★★
$29.99
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4 availableQuantity
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About this item
- 1. Wireless Door Magnet Transmitter Accessory Only - Additional transmitters that must be used in conjunction with SECRUI brand receiver. This SECRUI wireless door open alarm sensor operates within 600 ft in open areas. The magnetic door sensor alarm will automatically trigger the receiver when the magnetic strip is separated, and the receiver will alert immediately whenever the door or window is opened, providing an added layer of security to your property.
- 2. Wireless Door Magnet Transmitter with built-in 23A battery - This reliable and durable 23A battery eliminates the need for frequent replacements, providing an extended usage period. It is tested to be incredibly durable, ensuring uninterrupted use and security for an extended period.
- 3. Wireless Door Magnet Transmitter with a transmission distance of 600ft - The ideal choice for adding door magnet alarms to any part of your home to protect your property and gain peace of mind. With a range that extends to 600ft, this transmitter ensures that you can monitor your doors from anywhere in your home and use other compatible security accessories available in the SECRUI brand store.
- 4. Our Wireless Door Magnet Transmitter offers two installation options for your convenience. It can be installed using the included double-sided adhesive or screws. The adhesive installation method is perfect for those who do not want to damage their walls or door frames. The screw installation method, on the other hand, provides security and a more long-lasting fit. Both options ensure a secure and reliable fit, based on your preference.
- 5. Mini Door Contact Sensor Alarm - The magnetic door sensor alarm measures 3.0x1.0x0.60 inches, while the magnetic strip measures 1.7x0.6x0.4 inches. They are compact and versatile, making them easy to install and can be placed at any indoor position to provide you a door entry chime/alert system. Get one today and add an extra layer of security to your property.
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What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
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