I ordered 2 of them on Tuesday, but it was one per customer. The web store allowed it so I gave it a try!
The web store also appears to allow the sale of stock they don't have - the blog says that they oversold. Maybe Jack won't have enough packs for his own build?
Take a look at the March 1 EVTV weekly video. They pull off the covers and check out the different components. Not in detail, but you can see the peltier modules, BMS harness and of course the batteries.
EVTV Motor Verks | Electric Car Conversion Videos