Customizations in the WooCommerce Lucky Wheel – Spin to win

Hi,
We would like to make some customizations in the Lucky wheel plugin. Our requirement is, when a customer spins the wheel he/she can get a free product instead of giving discount codes. The free product can be given in the form of coupon codes. Once the customer enters the coupon, the respective free product will be added in the cart with free of cost. Kindly let us know the possibilities for this customization.
We yet to buy the this plugin before that we want to know this possibilitiy