Air Purifiers for Bedroom, 2 Pack 71% Off with Promo Code! Posted on December 2, 2023 | by admin Amazon.com has these Air Purifiers for Bedroom, 2 Pack for 71% off when using promo code L4QXR969 + $40 Coupon + 23% Price drop until 12/03/2023 11:59PM PDT or while supplies last.