Do not buy this. It never worked and when I tried to return it, Woot says it’s not eligible for a return. Scam.
You CAN return it, but you need CS to initiate the RMA, since it’s below $20.
Please reach out to Woot! Customer Service. Allow 24-48h for a response.
From a browser: http://account.woot.com/support
In the Woot! App, choose Account from the bottom navigation and then Support.