Wireless bicycle bell - a wireless/bluetooth electronic button that attaches to the handlebar of a bicycle and is directly paired to a mobile phone application. Upon pressing the electronic button on the handlebar the mobile phone application will sound a noise like a traditional bell.

摘要

Abstract Wireless bicycle bell -a wireless/Bluetooth electronic button that attaches to the handlebar of a bicycle and is directly paired to a mobile phone application. Upon pressing the electronic button on the handlebar the mobile phone application will sound a noise like a traditional bell.