2‑in‑1 Smart Car Cup Cooler Warmer, Temperature Control Tumbler Holder

2‑in‑1 Smart Car Cup Cooler Warmer, Temperature Control Tumbler Holder

• 2‑in‑1 Smart Temperature Control Mug：Features both heating and cooling modes. Red LED for HOT mode up to 140°F, blue LED for COLD mode down to 21°F. Enjoy cold drinks in summer and hot coffee in winter for travel, work and outdoor activities.
• Wide Compatibility for Bottles & Vehicles：Fits cups under 2.8 inches long, compatible with coffee, tea, water, beverages and baby bottles. Works for cars, trucks and buses with ergonomic design.
• Safety Protection System：ROHS certified. Automatically shuts down power when vehicle voltage drops below 10.5 V to protect your car battery from over‑discharge.
• Easy to Plug and Play：Simple operation by connecting directly to car cigarette lighter with adapter cable. Fits most car cup holders with base size less than 2.75 inches.
• Thoughtful Holiday Gift Choice：Premium‑quality innovative car accessory. Perfect Christmas, Thanksgiving or birthday gift for family, friends and colleagues. Contact us via order page for satisfying solutions for any issues.