5pcs 5V 2.1A 3 USB Mobile Power Circuit Board Boost Module For DIY Power Bank Lithium Battery

5pcs 5V 2.1A 3 USB Mobile Power Circuit Board Boost Module For DIY Power Bank Lithium Battery
Features:
 
- 3 USB charging interface for charging up to three mobile phones simultaneously
- Dual IC control, synchronous rectification, high conversion rate of 90%
- Advanced mass inductance, double tube rectifier performance
- Over discharge, over charge, overload protection circuit
- Automatically recognizes the output current of 5V1A or 2A according to the device
- Board size: 65x19x9mm
- Suitable for 3.7-4.2V rechargeable lithium batteries, such as mobile phone batteries, flat batteries, 18650 batteries, etc.
 
Note:
 
1. The first use requires Micro USB port to activate once.
2.Please note that when the lithium battery is connected incorrectly, the board will be damaged. Please check carefully.
 
Package Included:
 
5 x 3 USB Mobile Power Bank Module






















SKU: SX25GFTXE
Availablity In stock
$33.80
$24.14
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5pcs 5V 2.1A 3 USB Mobile Power Circuit Board Boost Module For DIY Power Bank Lithium Battery

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