Detailed description:
Drinking a nice hot drinking after a busy working is enjoyable thing and relax our nerves. This coffee cup warmer provides constant temperature for us to heat drinkings. With this cup warmer to drink warm coffee whenever we like.

Key Feature
Elegant Appearance: This cup heater is designed with simple silver color which is very elegant and nice. It can also become a nice decor in the office.
Wide Application: This coffee mug warmer can be used for tea， coffee， water， milk， etc heating which is very convenient to use and keep drinks at a warm temperature.

Specification
Product Name: Coffee Cup Warmer
Material: ABS + Thermal Conductive Panel
Size: 10.5cm (Length)， 9cm (Width)， 7.5cm (Middle Circle Diameter)
USB Cable Length: About 91cm
Rated Voltage: 2.5W-5V DC
Insulation Range: Keep the temperature of coffee / tea / drinks at 20-40 ℃

Note:
1.There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color
2.Please allow slight dimension difference due to manual measurement

• [Reusable High-quality ABS Material] This coffee cup warmer is made of high-quality ABS shell which is durable， sturdy， wear proof and easy to clean. Also， combined with a middle thermal conductive panel achieves a fast and even heating. The coffee cup warmer makes a more convenient drinking.
• [Convenient USB Powered] This mug warmer features with a USB cable which is very convenient to use. The cup heater can be powered by devices with output 5V USB port， such as computer， desktop， laptop， power bank. We can bring this mug warmer to office and study to use， with low power consumption， constant temperature function and no need to worry dry burning which is safe to use.
• [Keep 20-40℃ Constant Temperature] This cup heater features a constant temperature design keep drinks， coffee， tea， milk， etc. at 20-40℃ (Depends on USB power supply). No need to worry and pay attention to it for avoiding getting damages because of over high temperature heating. 20-40℃ is safe and suitable for drinking.
• [Small Size Portable to Use] This cup heater measures 10.5cm in length and 9cm in width which is portable to carry. Easy to put in the bag， backpack for on the go. Also， the cup heater fits various cups， such as stainless steel cup， mug， stainless steel cups， glass， milk jug， ceramics， etc.
• [A Practical Gift] This mug warmer is a practical gift for our friends， family or loved ones on Valentine's Day， Thanksgiving， Christmas， New Years， Birthdays， Mother's Day， Father's Day， etc. Suitable for home， office or outdoor using.