KERUI 433mhz Wireless Door Window Sensor Open Detector GSM PSTN Home Alarm System Home Security Voice Burglar Smart Alarm System
Protect your home with the Kerui 433MHz wireless door window sensor. Get instant GSM/PSTN alerts, voice notifications, and smart burglar alarm protection for enhanced home security.
Key points
- Wireless 433MHz transmission for reliable signal strength
- Dual GSM and PSTN connectivity for fail-safe alerts
- Voice announcement feature for clear intruder warnings
- Easy installation with no wiring required
- Tamper-proof design with low battery indicator View product presentation
Shipped from : China Mainland
Color: 1PCS Door Sensor




France
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Product presentation
Secure Your Home with Smart Technology – Real-Time Alerts & Peace of Mind!
Enhance your home security with the Kerui 433MHz wireless door and window sensor, a smart and reliable component of a comprehensive home alarm system. This advanced security solution features seamless integration with GSM and PSTN networks, enabling real-time alerts and remote monitoring. When a door or window is opened, the sensor triggers an immediate alarm, sending voice notifications to your phone via GSM or PSTN lines. Designed for easy installation, this wireless system offers peace of mind with its anti-tamper design, low battery warning, and compatibility with other Kerui security devices. Ideal for homes, apartments, and small businesses, this intelligent burglar alarm system combines cutting-edge technology with user-friendly operation to keep your property safe from unauthorized access.
| Brand Name KERUI |
| Origin Mainland China |
| High-concerned chemical Actinomycin D |
| Certification NONE |
| Model Number D025 |
| Smart home platform NONE |
| Type Wireless Door window Sensor |
| Quantity 1/3/5/8 |
| Function Door window open detection |
| Power supply mode: 1 2312V battery |
| Operating frequency: 433MHZ |
| Ambient temperature: -10℃-50℃ |
| Relative humidity: ≤95% |
| Launch distance: 100M (open space) |
| Overall dimension: 90*55*55mm |
| Low power alert: Indicator light is on long |



















