Is a Used Cordless Vacuum Worth It? The Math Behind Depreciation and Battery Decay
You are scrolling through eBay or Back Market, and you see it. A Dyson V15 Detect, the vacuum that everyone raved about two years ago, listed for $333. It originally sold for $699. A Shark with an auto-empty base, certified refurbished, for $189.99. A Dreame H12 Pro wet-dry vacuum for unde...
