[Fast and efficient heating] This electric coffee cup heater has a heating power of 10watts, which can quickly heat your drink. This heating cup warm has three adjustable temperature settings (131 °F/149° F/167° F) to that your drink stays warm and delicious. [Automatic shutdown for 8 hours] This portable coffee cup warmer has the function of automatic shutdown to safety. after 8 hours of use, it automatically shut down, even if you forget to turn it off before leaving, it give you peace of mind. [Super-large heating panel and waterproof design] This automatic induction coffee cup warmer has a spacious 5.2inch heating area to provide efficient and uniform heating for your cup. The glass-ceramic panel is waterproof and easy to clean. [[Multi-purpose compatible with multiple containers] This multi-purpose coffee cup warmer is suitable for all kinds of cups, including metal, enamel, ceramics and glassware, and is very suitable for heating coffee, milk, hot chocolate, tea and other drinks. [Convenient and thoughtful gift] This electric coffee cup insulation sleeve is light and portable, and it is the for birthdays, festivals and special . Giving it to your family,friends or colleagues, show your care and warmth, and let them enjoy their favorite drinks at a perfect temperature. Input voltage: 5V Rated power: 10W Temperature range: 55°C-65°C-75°C Input current: 2A Power supply type: USB power supply Timing function: 8H timing shutdown Colour:Black Material:plastic Package Contents: 1 x USB Heating Cup Pad (not include water cup) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.