The Samsung Galaxy S4 spare battery charging system costs $49.99 to be precise at the US Samsung store. Once you are the owner of this neat product , no need to wait for a few hours for your device to be charged. You just got to pop the battery in your device and make sure that the extra battery is fully charged as reported by source.
The Battery Charging System at a glance :
- Spare Battery Charging System
- 2600 mAh Standard Battery
- 700mAh Travel Adapter
- 2600mAh Lithium Ion
- Micro USB