Come and Check Our Branding Solutions.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 check inventory and detailed info before placing your orders.