1. [PREMIUM MATERIAL] - Made of durable ABS engineering plastic, this USB Heating Cooling Coaster ensures high safety and anti-leakage.
2. [INNOVATIVE DESIGN] - Featuring a semiconductor refrigeration chip, this coaster supports intelligent cooling and constant temperature heating with low power consumption.
3. [COMPACT & PORTABLE] - With a simple appearance and plug-and-play operation, this coaster is compact and portable, perfect for both office and home use.
4. [VERSATILE COMPATIBILITY] - Suitable for most flat-bottomed cups, beverage cans, ceramic cups, glass cups, and stainless steel cups available in the market.
5. [EASY TO USE] - Equipped with a USB interface, this coaster is convenient and easy to use, making it a must-have kitchen appliance for every beverage lover.

Spec:
Item Type: Electric Cup Mat
Material: ABS Engineering Plastic
Product Color: White
Product Model: C-100+
Rated Power: 10W
Product Voltage: 5V/2A
Weight: Approx. 465g / 16.4oz
Effective Line Length: 93cm / 36.6in
Product Size: Approx. 140x90x35mm / 5.5x3.5x1.4in

packing list:
1 x Heating Cooling Coaster
1 x English Manual

Note:
1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.
2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.
3. Double‑layer cups and thick bottom cups are not suitable. It is recommended that the bottom of the cup be flat.
4. The function of this product is to keep warm and cold. It cannot be used to boil water.