Introduction
This replacement guide will show you how to replace a dead, or broken battery for the BLU Tank II cell phone. Tools, or prerequisite knowledge, will not be required for the replacement of the battery.
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            With the screen facing you, find the left corner of the phone. There should be a visible groove. 
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            With your fingers, carefully press a fingernail into the slot and separate the back panel from the phone. 
 
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            After the back panel has been removed, put your finger on and press down on the bottom part of the battery. 
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            Lift the battery up and carefully remove the battery. 
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.