Kerui Door/Window Magnetic Alarm Sensor GSM Home Security Alar | Shop The World
From USA
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Kerui Door/Window Magnetic Alarm Sensor for GSM Home Security Alarm Systems Kit Protector Window Vibration Burglar Alarm for Homes Sheds Caravans Motorhomes Safety Guardian Protector(3 Set)
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Products from the USA may come with an input voltage of 110V–120V, requiring a step-down transformer. Check the device wattage to select the correct power converter.
•【Accessory Only – Host Required】-This door contact sensor is an accessory only and does not sound an alarm by itself. It must be paired with a TOWODE or Kerui alarm host to trigger an alarm. ❗ Cannot be used as a standalone device.
•【Package Contents – Please Check】 Package includes 3 door contact sensors and 1 user manual only. ❗ Alarm host is not included and required for operation.
•【Peel & Stick Easy Installation】-Tool-free peel and stick installation allows fast setup on doors or windows. No wiring, no drilling—ideal for home, apartment, office, or rental use.
•【Magnetic Entry Detection】-Magnetic sensor switch detects door or window open/close status, helping protect your home or office from unauthorized entry when connected to a compatible alarm system.
•【Stable Signal & Low Power Design】- Built-in omnidirectional antenna with optimized circuit design provides stable signal transmission. High performance with low power consumption for long-lasting use.
•【Multi-Layer Structure & Battery Notice】- Compound multi-layer internal design enhances durability and reliability. For shipping safety, the battery is insulated—please remove the insulation paper next to the battery before first use.
From USA
