Smart Coffee Mug Warmer - Option for Two-Pack

• This three-level adjustable heat preservation coaster is easy to operate and can be used for consistent warm temperatures beverage
• It can keep the liquid at about 55 degrees Celsius, with a difference of about 2 degrees Celsius between each gear
• Can be used to heat preservation tea, milk, water, beverages, coffee, and more
• Suitable for daily use
• With gear displays to let you know the current gear
• Simple operation and one-button control
• With a water drinking reminder function. After it is turned on, there will be a sound reminder every hour
• Automatic power off when the cup is taken away, prevents safety issues
• Powered by USB, connect to a power bank with the USB charging cable for use (Power bank not included)
• Suitable for most flat-bottomed cups with a bottom diameter of less than 9cm, such as ceramic cups, glass cups, stainless steel cups, etc
• Perfect for offices, homes, kitchens, dorms, and more
• Material: ABS, Glass
• Dimension (LxWxH): 13.2 x 11.8 x 2 cm (suitable for cup bottom diameter: less than 9 cm)
• Colour: White
• Input Voltage: 5V
• Input Current: 2A
• Rated Power: 10W

Please note: The adapter, charging plug, and power bank are not included. The cups are not included. The main function of this coaster is constant temperature, not a heating function.