MAh Woes: What should I expect from a 18650 rated at 3000mAh : r/batteries
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I just finished this HUGE guide for 18650 battery for Beginners - Covering Safety, Fakes, Quality Brands, CDR, Voltage, Capacity and some other things! : r/18650masterrace
Best 18650 Battery Options: Compare, Buy, & Save (2018) | Heavy.com