Description: [Small size] Palm-sized space, warm in hand, small size, and does not occupy much space on the desktop. [Automatic opening & closing] Gravity induction design, gently place the cup on the constant temperature coaster, automatically turn on the heating, pick up the cup, automatically stop heating. Maintain a temperature of 55°C. No longer worry about the cold drinks, satisfy your different use scenarios at work and at home. [Safety] It is made of high temperature resistant materials, long-term use, is safe to use, and is suitable for home and office use. [Wide application] Suitable for most cups, such as stainless steel, ceramics, glass, cans, baby bottles, etc. It is recommended to use a flat-bottomed cup for better use. [Perfect Gift] This is the perfect Christmas/Thanksgiving/Birthday gift for parents/family/husband and wife/boy and girl friends. Specification: Material: ABS Plastic and Ceramics Size Chart: Coaster: LxW: 16.5x12cm/6.50x4.72inch Cup Diameter:9cm/3.54inch Height: 9.5cm/3.74inch Package Includes: 2 Pieces Coaster 2 Pieces USB Cable 2 Pieces Lid Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!