Product Feature： polymer super thinpower bank
1.Capacity:8000mAh/12000mAh for options
2.Product size:12*73*153mm
3. Single USB output
4. Four power display
5. Leading switching power supply management, reasonable circuit layout. Static power consumption as low as 20 muA
6. The over voltage, over current, over charge, over and short circuit protection
7. Automatic identification of charging and discharging Logo Printing：