The bonus will be available into your account.
Several free spins bonuses in a row are prohibited, as well as several multiple accounts. Hence, if your recent transaction included a free bonus, you must make a deposit before using this free spins offer.
If you wager $500 on slot machines from 10:00 pm ET on Wednesday until 6:00 am ET on Thursday, you'll be rewarded with 100 free spins on Thursday.
Enjoy!