Product specification Brand new and high quality.external battery charging case Battery itself charged through USB port or USB charging adapter Works as both an external Phone battery set and a protection case Used for charging your Phone anytime and anywhere Full body coverage protection for your Phone Battery type: high capacity rechargeable Li-polymer Battery Input voltage: DC 5V Charging time: Around 3.5---4h. Material:ABS +PC Output voltage: DC 5V 1A Charging interface: Micro USB Output current: 500ma input current 1000ma Compatible with SAMSUNG i9500 Galaxy S 4 Capacity: 3200mah Weight: 90g Dimension: 27x50 x 60cmmm Package includes: 1 X 3200MAH Backup Battery Power Battery Case For Samsung i9500 Galaxy S4 IV Use: Slide your SAMSUNG Galaxy S4 into the power case and make sure SAMSUNG S4 is well connected to Mirco 5spin dock on the power case ON / OFF switch, press the on / off switch to activate or stop the charging, see the SAMSUNG S4screen to identify the charging signal. Battery level, press on / off switch once to check how many juice left, see below indication Charge: Charging, simply plug in the USB turn micro USB to the micro USB female dock, connect the USB to a powered USB equipment or computer. Before installing and using the product, please read the instructions thoroughly, and retain them for future reference. ** Note: No retail package to save the cost and protect environment! ** Note: Please make sure to charge your battery case for at least 8 Hours before first use to achieve maximum performance
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