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

SKU: GP-1388983

$6.55

5V 2.1A 3 USB Mobile Power Circuit Board Boost Module for DIY Power Bank Lithium Battery
$6.55

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
1 x 3 USB Mobile Power Bank Module

Additional information

Weight 0.007 kg

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