The SX300 appears to be a garden-variety box mod style vaping device.  Even the SX300 chip that powers the box is very common. But, this little box has a trick up its sleeve, namely being able to power beyond 30 watts and carry 50 watt loads.  Overkill? It depends, but check out this review and see what’s going on with the SX300 50 watt box mod.
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