[PORTABLE AND CONVENIENT] Made of ABS material, this USB coaster is lightweight and easy to carry. It can be used to keep your drinks cool in summer or warm in winter.
[DIRECT USB POWER SUPPLY] This USB coaster can directly draw power from your computer via the USB interface, making it convenient to use. It can also be connected to an external power supply for maximum performance.
[VERSATILE USAGE] Whether you want a refreshing cold drink or a satisfying hot beverage, this USB coaster can meet your needs. It can cool drinks to 8-10 or heat them to 65 via USB power supply.
[STURDY AND ] Crafted from high-quality ABS material, this USB coaster is sturdy and wear-resistant. It is designed to withstand daily use and provide long-lasting performance.
[WIDE COMPATIBILITY] The USB coaster supports multiple voltage inputs and is compatible with various devices. It is a practical and versatile product for both office and home use.