Mainstays Warming Coffee Mug, 12oz. Stainless Stee
Updated September 28, 2026
| Lot number | 231 |
| Auction | Last Chance Liquidations |
| Date | October 1, 2026 at 6:30 PM CDT |
| Auction house | Big D Discount |
| Location | Dallas, Texas |
l Coffee Mug with Mug Warmer Coaster and Lid Condition: Open Box - Not Tested Damaged?: Unknown In Packaging?: Yes Assembly Required?: No Star Rating: 0.0 Missing Parts?: No Functional?: Unable to Test UPC: 841351192996 Brand: Mainstays Model: 9299 12oz. Self-heating coffee mug Three adjustable temperature levels: 135 , 140 , or 145 F Built-in rechargeable battery keeps your beverage perfectly warmed or up to 2 hours, or keep it on the chargi ng coaster for prolonged heating Auto-shutoff safety feature after 3 hours on charging coaster, or is mug is empty Anti-spill lid keeps drinks in your cup, not on your lap Perfect for coffee, tea, ho t chocolate, and more Mug is safe to handwash with sturdy stainless-steel design Includes charging coaster, lid, and power adapter Specs: Input 12V/1.5A; Power 18W; Battery Capacity 7.4V/2000mA
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