Constant Temperature Heating Coaster Smart USB Coffee Mug Warmer Description: Material: ABS+Aluminum Size: 10 * 12.5 * 1.5cm/3.94 * 4.92 * 0.59inch Color: Blue/Green/Pink Temperature can reach: 45 ℃ Feature: 1. Constant temperature insulation: The constant temperature heating coaster adopts advanced constant temperature technology, which can continuously maintain the temperature of the beverage in the cup, keeping your beverage at a suitable temperature for a long time, avoiding cooling or overheating. 2. Rapid heating: Thermostatic heating coasters have a rapid heating function, which can quickly heat cold drinks to the desired temperature in a short period of time, providing you with quick and convenient enjoyment. 3. Intelligent temperature control: Equipped with an intelligent temperature control system to ensure that the temperature of the beverage is just right, avoiding overheating or overcooling. 4. Safe and reliable: The constant temperature heating coaster has multiple safety protection designs, such as overheating protection, short circuit protection, etc., ensuring safety during use and allowing you to use it with confidence. 5. Wide applicability: Thermostatic heating cup coasters are suitable for various cup types, such as glass cups, ceramic cups, stainless steel cups, etc., and can be widely used in homes, offices, cars, and other occasions. Attention: 1.Due to manual measurement, there may be a 1-3mm error in product dimensions. 2.The color of the product may have errors due to objective reasons, and the actual product is the main focus. The product includes: 1 * thermostatic heated coaster+1 * USB cable