https://shop.canaan.io/products/avalon-miner-a1326-100t-3300w-1?VariantsId=10214


it is a better deal for you.

with free power the cheaper one make $5 usd a day the more expensive one makes $5.50 usd a day


the extra cost is about three usd.

that takes two years extra to pay the extra cost.

you are paying 50% more more for 10% more cash.