Mainstays Self-Heating Mug

12oz Self-Heating Mug – Smart Temperature Control & Sleek Design Enjoy your favorite hot beverages at just the right temperature with this 12oz self-heating mug, featuring three adjustable heat settings: 135°F, 140°F, or 145°F. Whether you're sipping coffee, tea, or hot chocolate, this mug keeps your drink warm and satisfying. • Rechargeable Convenience: Built-in battery provides up to 2 hours of heat, or use the included charging coaster for extended warmth • Smart Safety: Auto-shutoff activates after 3 hours on the coaster or when the mug is empty • Spill Protection: Includes an anti-spill lid to keep contents secure • Durable Build: Crafted from stainless steel and safe for handwashing • Complete Kit: Comes with charging coaster, lid, and power adapter Technical Specs: • Input: 12V/1.5A • Power: 18W • Battery: 7.4V / 2000mAh Perfect for home, office, or travel—this mug blends modern tech with everyday comfort