High-Quality Materials: This coffee mug warmer is made of aluminum alloy + tempered glass, which features fast heat conductivity, so the temperature of your coffee mug can reach a constant temperature of 40 ℃ in 5 minutes (Please note that this coffee mug warmer is used for keeping your mug warm, but not heating it)
Plug and Play: USB powered, you can comfortably plug in any USB-compatible devices, such as laptops, travel chargers, or other USB devices
Energy Saving: With low power consumption, this coffee mug warmer is energy saving and waterproof
Simple Operation: With an indicator light and switch function, this coffee mug warmer is easy to control
Great for Office: The insulated coffee mug warmer is designed to maintain the temperature of drinks, which is suitable for coffee lovers or office use

Material: aluminum alloy, tempered glass
USB power supply: 5V2A
Power: 8W
1 x USB Cup Mug Warmer