Windmill Cell Phone Charger Anyone being an adventurer and traveler will appriciate this device. The Windmill charger can ( should be able ) charge any mobile phone. It’s waterproof and has a one ampere DC flow (12V) with a potential difference of 12V. Source. Via Gizmodo Facebook Prev Article Next Article Phones Checkout these cool gadgets... Related Posts Your Next iPhone Will Have a Display Around the Edges Ubuntu Phone OS Demoed Want a Small Cell Phone? Here it is! Play Guitar On The iPhone Google Cardboard How does your smartphone know your location?