Piezoelectric Energy Harvesting Power Supply
http://www.linear.com/product/LTC3588-1
Swimming kick starter
http://www.instabeat.me
Patterns
http://thegreenpepper.com
Piezoelectric Energy Harvesting Power Supply
http://www.linear.com/product/LTC3588-1
Swimming kick starter
http://www.instabeat.me
Patterns
http://thegreenpepper.com