General description The USB Mug Warmer is designed to keep your beverages warm, featuring a high-temperature resistant ABS shell that is both explosion-proof and safe to use. With a thoughtful concave plate design, it prevents mugs from slipping or tipping over, ensuring a secure experience. This mug warmer is equipped with three adjustable temperature settings and an automatic shut-off feature after 8 hours, making it a practical addition to your home or office. Technical specifications Material: ABS + metal + electronic components Size: approximately 130 x 117 x 23 mm (5.12 x 4.61 x 0.91 inches) Net weight: approximately 120 g Input voltage: 5V Input current: 2A Rated power: 10W Power supply mode: USB power supply Temperature range: 55/65/75 degrees Celsius Heating time: approximately 30 minutes to heat a cup of water at room temperature to 55 degrees Celsius Applicable cup size: suitable for cups with a bottom diameter less than about 76 mm (2.99 inches) Usage To use, simply place your mug on the warmer and select your desired temperature (55, 65, or 75 degrees Celsius) by pressing the button. The warmer will default to 55 degrees Celsius when turned on. Press the button again to cycle through the temperature settings, and press once more to turn it off. For safety, the warmer will automatically shut off after 8 hours of use. Other information Includes: Coffee Cup Warmer, USB Cable, Manual Note: Due to lighting effects and shooting angles, there may be a color difference in the product. Manual measurement may result in size tolerance.