POWX connects POW to general cryptocurrency market outside of the POW platform. POWX is freely transferable and can be traded on cryptocurrency exchanges. Its market price may fluctuate based on supply/demand equilibrium at each exchange. If you want to sell your POW on a third-party exchange, you'll need to convert them into POWX first at the fixed rate of 100 POWX = 1POW. Every time you buy POW, 1% of your purchase comes in POWX.