These shoes were made for CHARGING: Footwear generates enough power to recharge a phone as you walk | Daily Mail Online
External Battery Pack Equipped with USB/micro USB Men's Travel Essentials | Florsheim.com
Walk and Talk For Hours Using Shoe Power | WIRED
Replacement Shoe Battery for LED Shoes and Light up Trainer
Wholesale factory price high top led light shoes usb port rechargeable battery 7 colour led light for sports running and dancing From m.alibaba.com
Nike Mag Back to the Future - Back to the Future Self Lacing Sneakers | Teen Vogue
Adidas Sport Shoes Battery, Size: 41 TO 45
Power walk: Footsteps could charge mobile electronics
Led Shoes Batteries
Small Battery Operated LED Light for Shoe, Mini Shoe Light for Kids Shoes Mini Glowing Shoes Sole, LED Shoe - China Shoe Sole Light, Flashing Shoe Lights | Made-in-China.com
Robotic boots are made for walking (and saving energy)
Adidas Sport Shoes Battery, Size: 41 TO 45
Shoe Battery Charger Electricity generated by walk | Indiegogo
Axcuds Electric Built in Rechargeable Battery Heated Insoles with Smart Bluetooth APP Control Winter Foot Warmers for Men Women Shoes Boots Outdoor Sports Hunting Skiing Hiking Camping Size XL : Amazon.in: Shoes