Iogear has GearJuice Rescue Charger, the device can maintain for 15 minutes autonomy in MP3 players or mobile phones that are normally recharged through a mini USB.

This small device inside can accommodate a single AA battery which collect the energy needed to recharge in an emergency its equipment. The size is 23 × 23×66mm. The GearJuice Rescue Charger is guaranteed for one year and is currently purchased through the official website Iogear for $ 12, about 8 €.