5pcs 5V 2.1A 3 USB Mobile Power Circuit Board Boost Module For DIY Power Bank Lithium Battery
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| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
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Product details
Condition
New
Location
International
Bob Shop ID
615105956
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
