Alomejor USB Cup Warmer Cooler, Portable Electric Fast Cooling Heating Mug with Adjustable Temperature for Coffee Milk Tea, Office Outdoor Travel

[Efficient Heat Management] Designed with dual exhaust vents and an aluminum conduction plate, this mug ensures optimal heat dissipation. the large side vents prevent heat buildup while maintaining efficient temperature control for both cooling and heating functions.
[Dual Temperature Control] This intelligent cup warmer cooler allows you to adjust the temperature according to your preference. whether you need a hot coffee or a chilled beverage, this mug delivers the perfect temperature. the innovative negative ion technology improves air quality while enhancing your drinking experience.
[One-touch Operation] Simple two-mode adjustment lets you switch between cooling and heating with ease. the green light indicates cooling mode while the red light shows heating mode. perfect for daily use with various beverages from morning coffee to evening tea.
[Rapid Cooling Technology] Experience high-efficiency cooling that works in seconds. the surface fogs up in just 30 seconds, with continuous cooling reaching -15°c. room temperature water cools to 8-16°c in 16 minutes and can further to 2-6°c for ultimate refreshment.
[Portable & Versatile] Lightweight and compact, this electric cooling heating mug is perfect for on-the-go use. take it to the office, during travel, or outdoor adventures. enjoy hot tea, iced coffee, or cold milk anytime and anywhere with this convenient drink companion.