I had to reread it a few times but I think it's just poor phrasing, in the first sentence they are referring to the limited number of recharge cycles of most re

I had to reread it a few times but I think it's just poor phrasing, in the first sentence they are referring to the limited number of recharge cycles of most rechargeable batteries (which is generally much less applicable capacitors). And in the second sentence they are referring to the limited capacity of capacitors.