This is a Kyerlish cup warmer. The box has been opened once to check the condition, but it is new and unused. Recommended for those who work at a desk, especially during this season. - Brand: Kyerlish - Product Name: Cup Warmer - Power Supply: AC100V/40W - Temperature Range: 40℃-85℃ - Size: 137 x 195 x 25mm (5.4 x 7.7 x 1 inch) - Weight: 425g (0.94lb) - Mat Size: 130mm (5.1 inches) - Function: Drink Warmer Thank you for looking.