Features: Experience efficient cooling with the TEC1-12715 Semiconductor Refrigeration Tablets, to deliver a temperature difference of over 62°C for performances in thermoelectric applications. Featuring dimension of 40x40mm, these Peltier plates engineered for durability and high cooling power. For electronics enthusiasts, engineers, and technicians, this product is perfect for those seek reliable cooling solution for various electronic projects and devices. Suitable for use in small food storage refrigerators, car portable warmers, liquid cooling systems, and temperature control devices, ensuring application across different environment. Constructed with precisions using semiconductor materials and panel, these cooling module require careful handling and proper heat dissipation for efficiency. Specifications: Material: Plastic Voltage: DC12V Size: About. 4x4cm/1.57x1.57in Package Includes: 2Pcs Cooling Plate note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.