Tuya 433MHz Wireless Smart Home Alarm System — Door/Window Sensor, Motion Detector, Doorbell Button & Loud Siren, Tuya App Compatible

Compact Tuya Smart Home alarm unit with built-in doorbell button and loud siren. Uses 433MHz wireless communication and pairs with the Tuya mobile app for straightforward setup and control. Provides the core functions of conventional alarm systems at a competitive price, while letting you tailor alerts and automation to your needs. Expandable and compatible with a variety of detectors and accessories — motion sensors, door/window sensors, smoke detectors, gas detectors, doorbell units and IP cameras — so you can build a personalized security setup.