5V 1A 2A Dual USB Power Bank Module. This circuit is very suitable for making power bank using Lithium ion battery. The performance of this circuit is very good.
- Input Parameter:5v/1A.
- Input Interface:V8 interface micro USB.
- Output Parameter: double USB output:5v 1A/2A.
- Conversion Rate:90% average.
- Width 2.6 and length 6.9
- Battery parallel requirements between 3.2-4.2V can work properly, the maximum can not exceed 200,000 mA