Automatic voltage regulation: Charge or run your devices safely with pbs10e built-in automatic voltage regulation
The Zoook pbs10e advantage: One of the lightest and smallest design for its large capacity, it is in credit card size, but charges most smartphones at least three times
Made to outlast: The new high-density li-polymer battery outlasts both conventional li-polymer batteries and 18650 cells when it comes to efficiency, performance, and protection
Fast charging, full safeguarded: The built-in 2.1a output enables to charge your device faster than before, it combines with protective system to let go of your safety worries while fast charging
High compatibility: Universal USB ports (2 USB charging ports): Compatible with almost all smart devices with an input of dc 5v
1 year warranty provided by the manufacturer from date of purchase