... for MP3, MP4, mobile phone,Solar Charger Key chain Solar mobile charger for MP3, MP4, mobile phone,Solar Charger Key chain Product parametersThe United ... 40gSpecifications1, ABS material. 2, suitable for MP3, MP4, mobile phone; 3 The United States imports a single silicon crystal ... light-sensitive, additional battery power; 5, charging your mobile phone 60 minutes, will receive about 60-150 minutes of ...