Alarm Systems products from Guangdong Roule Electronics Co., Ltd..

This wireless alarm system features motion-sensing technology and a loud >100dB alarm. It includes remote controls for operation and is designed to be wire-free for easy installation.

This Wi-Fi contact sensor can be installed on doors or windows. When triggered, it emits a >100dB alarm and sends notifications via a compatible smartphone application.

This water leak detector is designed to detect the presence of water and provide an audible alert. It features a moisture sensor and triggers a loud alarm exceeding 95dB upon detecting water.