But bikes don’t have power outlets, so phone charging on the go will require forethought and charged-up battery packs. It doesn’t have to be that way. You’re working to make the bike move ...

As this form of transportation is quite common in developing nations, this simple idea definitely shows promise. Check out the video of the bike cell phone charger after the break.

They tell stories of riders who’ve had no means of reaching out for help after an accident where they’ve gone in a different direction to their bike and been too injured to reach their phones.