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

5V 2.1A 3 USB Mobile Power Circuit Board Boost Module For DIY Power Bank Lithium Battery
  • Sellernovel-lab.info
  • List PriceUS$3.49piece
  • Sale PriceUS$2.62piece
  • ShippingFree Shipping
  • Ratings3,9 (760)

Product Description

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

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

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

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

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