Functions 1. Detect potential dangers by temperature sensor, water leak sensor, passive infra-red (PIR) motion sensor and door sensor installed at home 2. Trigger alert to service providers or family members for abnormal situations according to the programmed home-safety scenarios Features 1. Enhance the safety of the elderly at home 2. Offer Nurse Caring Service and 24-hour Call & Care Service to both users and caregivers to provide reminders services and handle emergency cases 3. Ensure the accuracy of detection by the combination of scenario-based programming and data collected from sensors