18650 Dual Micro USB 3.7 to 5V 2A Boost Mobile Power Bank DIY PCB Board Step Up
Product Introduction;
1.Input Parameter:5v/1A
2.Input Interface:V8 interface micro USB
3.Output Parameter: double USB output:5v/2A
4.Conversion Rate:90% average
5. Width 2.6 length 6.9
Battery parallel requirements between 3.2-4.2V can work properly, the maximum can not exceed 200,000 mA
Safe Design:
1.Power has designs of overcharge, overdischarge, short circuit protection, does not need to worry about the time of charging
2.Intelligent Output.When equipment is fully charged, it will stop charging automatically to prevent from overcharging
3.Power has multipke safe designs.Output voltage and current is stable, never to damage user's device
Function Feature: with a hightlight LED lamp (long press or double click power key can start)