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Shipped by YunYunKeJiShiZhuangDian
DC 5V 2.1A Mobile Power Diy Board 4.2V Charge / Discharge boost battery protection indicator module 3.7V lithium 18650
Warranty Notice:
This product does not include manufacturer warranty when purchased or used outside of its designated sales region. By purchasing internationally, you acknowledge that warranty support from the manufacturer will not be available.