Dual temperature mastery with rapid 8°C cooling and 55°C heating capabilities using advanced semiconductor technology for both chill beverages and steaming hot drinks. Maintains ideal drink temperatures during work, movie night, or outdoor gatherings with its travelready design. For office workers, home baristas, and beverage enthusiasts who demand precise temperature control for coffee, beer Suitable for various containers including mugs, cans, and bottles, this coffee mug warmer and cooler combines energy efficiency with easy wipe maintenance for daily convenience. Use scenarios Desk use: keep your coffee at 55°C during long work sessions for consistent warmth. Relaxed evenings: chill beverages to 8°C for a refreshing cold drink during movie night or outdoor gatherings. On the go: travelready design supports use in offices, hotels, picnics, and other outdoor settings to maintain your drink at the desired temperature.