Air Wick offers a scented oil warmer designed to diffuse fragrances throughout your home. Currently, Target sells this warmer at a regular price of $3.99. By applying a $4 digital coupon, you can acquire the warmer for free, as the coupon value exceeds the product's price. To take advantage of this offer, clip the digital coupon and present it during checkout at Target. Please note that some stores may not allow a checkout total of $0, so consider purchasing additional items if necessary. For more details and to access the coupon, visit the official Air Wick website or Target's coupon section.

Please be aware that offers and availability are subject to change. It's advisable to verify the current status of the promotion before making a purchase.