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Hello / Doorbell bracelet

Hello
Hello

Some people, such as the elderly and the deaf, often don't know when guests are coming, so this product is designed to solve this problem by combining the bracelet and doorbell. When the guest in the door bell, the bracelet by vibration remind owner immediately. The host then presses a button on the bracelet to turn off the vibration, and the doorbell is used to tell the guest to wait a Second.Finally, the host open the door to greet the guests.

University

Nanyang Polytechnic Institute

Nanyang Polytechnic Institute
Jiaxing, Zhejiang, China

Huiying Hu,
Nanyang Polytechnic Institute