火警安全感應器
Product Description
Product Name: 火警安全感應器
Participating School: Carmel Holy Word Secondary School
Student Names: Au Yeung Sze Yan | Chung Wing Yu
Beneficiaries: Hearing Impaired Person
Product Function
The device is a remote alarm that detects fire alarm sounds. When triggered, it flashes a light to alert those in need, such as the hearing-impaired or elderly. It also serves as a wireless doorbell, flashing different coloured lights and emitting sound when pressed. The system has a main device that can connect to multiple sub-devices.