Come and see our amazing products. The USB2.0 mug warmer is designed for coffee lovers or office computer workers to keep the beverage at a comfortable temperature. Top load USB port for easy access, Individual port overcurrent protection, No driver installation required, the highest temperature on a warmer surface can be reached to 140 Degree F/60 Degree C, no matter how long you're working, refreshment's always at hand. Made of high-quality ABS and aluminum alloy, safe and easy to use and clean, 39.4 inches long USB cable can plug comfortably into any USB-compatible devices. 4 HUB interface, convenient access to other equipment. Our prices include the shipping cost to CA, QTY over 2000pcs by sea. Pls confirm further with us if any query about packing info, inventory status and time schedule.