power needed for hercules 200 via ipad

i have an ipad 6th generation and i am looking to get a dongle to connect my hercules 200

the adapter i am looking at can provide 500 ma of power is this enough?

https://www.amazon.co.uk/reader-lightening-adapter-interface-compatible-white/dp/b07h3rqg4v/ref=sr_1_3?crid=2qn5c8qsz1t2u&dchild=1&keywords=6+in+1+lightning+adapter&qid=1613998181&sprefix=6+in+1+lightni%2caps%2c229&sr=8-3