1. An automatic gear shifting device that makes riding bike easy and fun.

2. It changes gear according to bike speed and cadence automatically.

3. Gear shifting is worry free. The other is the setting function for the best pedaling efficiency range to avoid over-speed or over-load pedaling .

4. Easy and fast personalized setting using Wireless BT. Water proof, light and durable design. It captures moving data for displaying too.

5. This device is designed with sequential gear up or down shifting, and also with shifting lock feature for reverse pedaling to reduce the risk of chain dropped as the safety feature.

Client / Manufacturer

CHI-HUNG INFORMATION CONSULTING CO., LTD.
Tainan, Taiwan
http://www.airshif.com

Designer

CHI-HUNG INFORMATION CONSULTING CO., LTD.
Jerry Cheng
Tainan, Taiwan
http://www.airshif.com