PST PST-MC400S Tuya Smart WiFi Door and Window Sensor with Alarm Sound - 90dB Siren, 15mm Magnetic Detection
The PST-MC400S is a Tuya Smart-enabled WiFi door/window sensor module featuring a 90dB local siren and magnetic contact detection within a 15mm range. It integrates with the Tuya Smart app for real-time alerts, smart scene automation, and voice control via Amazon Alexa and Google Assistant, powered by a built-in CR2 battery.
Features
- Dual Alarm System: Triggers a 90dB local siren and sends instant mobile app notifications upon unauthorized entry.
- Magnetic Contact Detection: Reliably senses door/window open/close status with a 15mm operational gap.
- Tuya Smart Ecosystem Integration: Connects via 2.4GHz WiFi for app control, scene automation, and Amazon Alexa/Google Assistant voice commands.
- Smart Home Automation: Enables scene linkages such as automatic light control on door open or AC shut-off on window open.
- Low-Power Design: Features built-in low-battery detection and is powered by a long-life CR2 3V 900mAh battery.
Out of stock
The PST-MC400S is a wireless security sensor module that combines a magnetic reed switch with a WiFi communication interface and an integrated audible alarm. It operates on the Tuya Smart platform, providing a direct link to a home automation ecosystem without the need for a separate hub. The module’s primary sensing element is a magnetic contact pair, offering reliable binary status detection for doors and windows.
Engineered for straightforward DIY installation, the module adheres magnetically and communicates via standard 2.4GHz IEEE 802.11 b/g/n WiFi protocols. Its integrated 90dB piezoelectric siren provides an immediate local deterrent, while the Tuya Smart app delivers remote status monitoring, historical logs, and customizable automation rules. The device includes power management for extended operation from its non-rechargeable CR2 battery.
Additional Information
| Weight | 0.03 kg |
|---|---|
| Dimensions | 9 × 3 cm |
