KeepDouble-side heat: Convenient to use.Material : aluminum alloy + ABS3 Different Temperature levels :High temperature: Approx 130F, Medium 118F , Low 105FProduct working time: High temperature: 4.5 hours;  Medium  7.5 hours and...

Keep Your Coffee Hot and Your Spirits High with the USB Smart Coffee Mug Warmer Your Ultimate Coffee Companion Say goodbye to cold coffee and hello to perfectly heated beverages...