Vorson ® Pebble II External Battery 1.5A with Digital Display 4,000 mAh Power Bank

Lithium polymer battery has a higher conversion efficiency, more secure, and more stable input and output. 4 hours to fully fast charge, and cycle lifespan up to 500 times
Perfect streamline, comfortable hand feeling.

Plug and charge.
Security, fashion, mini size, portable, easy to use.
LED digital display to show the power use.
Most power bank need 12 to fully charge, Pebble just need 4 hours to fully charge.
Can charge iPhone 4S for 2 times.

Package Includes : Vorson ® Pebble II External Battery 1.5A with Digital Display 4,000 mAh Power Bank (Power Bank)