1. Every jack has a security protection.
2. The portable is safer and avoid contact with jack directly.
3. Multi-layer is free to choose according to different needs.
4. It's easy to charger your mobile phone,tablet,MP3,MP4 and other devices.
5. With children safety shield technology,adult can effectively prevent the children to electric shock.
6. Particular preferred 1.8m power cord which has passed 3C certification and can bear 10A current.