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- 4-level led lamp display power, not working state
- The built-in lithium battery protection ic, over-current,
- Input requirements: 5v constant voltage power supply can do charge input
Product Details
Product Specification
Dual Micro Usb 3.7V To 5V 2A Power Bank
Dual micro USB 3.7V to 5v 2a mobile power bank charging module DIY 18650 lithium battery with led. This is the mobile power module accessories, 18650 circuit board shell. Meet the individual needs of your DIY, but you must understand basic electronic assembly.
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