Power Bank Module 5VDC 1A / 2.1A Dual USB 3.7V 18650
A mobile power module circuit board for DIY power banks using 3.7V 18650 batteries, providing dual USB outputs of 1A and 2.1A at 5V DC.
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Description
This is a mobile power module circuit board suitable for DIY power bank projects utilizing 3.7V 18650 batteries. It features dual USB outputs, one rated at 1A and the other at 2.1A, both delivering 5V DC. Users should have basic electronic knowledge for proper installation.
Specifications
| Input Voltage | 3.7V (from 18650 battery) |
| Output Current | 1A and 2.1A (Dual USB) |
| Output Voltage | 5V DC |
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