Are you asking what other things you can buy via Lighting that are in the $10 range other than a gift card?
If so, I don't know which of these merchants have items at under $10, but here's a list of merchants who accept bitcoin for payment via Lightning network.
But I don't think they take bitcoin on Lightning network yet.
Gift cards work -- and there are vendors such as Bitrefill, The Bitcoin Company, and others which provide this need to buy a gift card with bitcoin on Lightning.
Not sure what you are asking.
Are you asking what other things you can buy via Lighting that are in the $10 range other than a gift card?
If so, I don't know which of these merchants have items at under $10, but here's a list of merchants who accept bitcoin for payment via Lightning network.
https://lightningnetworkstores.com/?tags=online%20store
If you were asking for a bookstore specifically where you can pay in bitcoin, they exist. For example:
https://frugalbookstore.net
But I don't think they take bitcoin on Lightning network yet.
Gift cards work -- and there are vendors such as Bitrefill, The Bitcoin Company, and others which provide this need to buy a gift card with bitcoin on Lightning.