Tuya Smart GSM WiFi Home Alarm (PST-H502) – Ultimate Wireless Security Solution

Seamless Dual Connectivity – Operates on both GSM and WiFi networks for uninterrupted protection even during internet outages.

Real-Time Alerts & Remote Control – Receive instant push notifications and arm/disarm the system via TuyaSmart app from anywhere globally.

High-Precision Sensors – Detects motion, door/window breaches with 120° wide-angle coverage and 8m detection range (anti-pet tech for pets under 25kg).

Industrial-Grade Build – Reinforced ABS housing with IP65 waterproof rating withstands extreme temperatures (-10°C~50°C) and harsh weather.

Multi-Scenario Protection – Ideal for homes, offices, warehouses, and retail stores; supports 24/7 siren (110dB) and auto-dial to 5 preset numbers.

No-Hub Design – Directly connects to Tuya ecosystem (Alexa/Google Assistant compatible) without additional hardware.

Expandable Security – Supports up to 50 wireless accessories (door contacts, smoke detectors) via 868MHz/433MHz RF.

Easy DIY Installation – Peel-and-stick mounting with built-in rechargeable battery (15-day backup) and low-power alerts.