Dyson has (Certified Refurbished) Dyson V15 Detect Cordless Vacuum (Yellow/Nickel) on sale for $429.99. Shipping is free.
Dyson via eBay also has (Certified Refurbished) Dyson V15 Detect Cordless Vacuum (Yellow/Nickel) on sale for $539.99 – 20% off when you apply promo code MEMORIALTWENTY at checkout = $431.99. Shipping is free.