You should have many options to buy it on online stores which operate in India. It is not that hard to get one shipped to india as I can seen amazon.in selling it for some Indian rupees online.
There are various hardware wallets you could check in similar product to this one.
Ledger Nano S - Cryptocurrency Hardware Wallet
https://www.amazon.in/dp/B01J66NF46/ref=cm_sw_r_cp_apa_i_PF5zCbQVBB6ZNTip: Prefer using a hardware wallet to save large amounts of crypto funds as it is pretty much safer than a online wallet in my opinion.