CellPhone Charger for Samsung Galaxy S4IV I9500 I9505 SPHL720Sprint External Dock Battery Charger Wall Home S

This is a desktop battery charger which will allow you to charge your cellphone battery without your cellphone.
It needs to be plug into a power socket to charge a battery.
This is not a mobile power station.
AC/USB Desktop Battery Charger :
* Quick charge with automatic constant current control prevents battery from over charging, short circuit, and electronic shock.
* Charge your cell phone battery without the phone.
* Also work with OEM (original) battery.
* LED charging light indicator. Turn red in charging, turn blue when done.
* Input: AC 100-240V 50/60Hz 150mAh.
* Output: DC 4.2V 350mAh ± 50mA.
* USB Port Output: 5.2V 800mAh.
* Use this charger to charge the stock battery as well, swap one out when the other dies.