1 Cheap power pack with free lithium cells (USB or solar charging)
Big Clive's guide to salvaging cells from discarded vapes is often recommended, particularly for its clear coverage of TP4056 charger boards and adjusting their charge current.
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2 videos. Ranked by independent recommendations, not by views.
Big Clive's guide to salvaging cells from discarded vapes is often recommended, particularly for its clear coverage of TP4056 charger boards and adjusting their charge current.
Big Clive's video is suggested to people curious about salvaging the batteries inside vapes, and is grouped with that channel's other vape teardowns.