Eight bays means eight batteries done in a single sitting rather than running a smaller two or four-bay charger through multiple cycles to get through the same pile of cells, a real time saver for anyone routinely charging more than a handful of batteries at once. Current per bay is manually adjustable across five settings, 3A, 2A, 1A, 0.5A or 0.25A, chosen to suit what each specific cell actually needs rather than one fixed rate applied uniformly across every slot.
QC3.0 fast charging over USB-C pulls in power more quickly than a standard charger when paired with a compatible fast-charging wall adapter, cutting overall charging time noticeably compared with a basic 5W USB source. End of charge for lithium cells is precisely controlled at 4.20V ± 0.05V, cutting off once current drops below 120mA, a level of precision that genuinely protects long-term battery capacity.
Beyond charging
- Storage mode brings batteries to a safer voltage for long-term storage or transport
- Grade mode tests true capacity against the label's claimed mAh
- 0V activation can revive a cell most basic chargers give up on
This is built for volume use rather than casual charging: vape shops cycling through customer batteries, drone and RC hobbyists running multiple packs through testing and charging in rotation, or anyone whose two-bay charger has become a genuine bottleneck. The XTAR VC8S covers similar eight-slot capacity in a lighter physical footprint, worth comparing directly if portability matters as much as the charging and testing features themselves.
Chargers
