J5019 3.7V 9V 5V 2A Adjustable Step Up 18650 Lithium Battery Charging Discharge Boost Converter
₨154.00
Delivered All over Pakistan 🇵🇰
An 18650 rechargeable cell offering solid capacity and cycle life for battery packs, power banks, and portable electronics projects. Pair with a proper BMS for safe multi-cell use.
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