This semiconductor refrigeration adopted strong cut-through water-cooled air conditioning refrigerating unit is small size but with a great cooling performance. Can be applied in pet bed, test bed, small space cooling and other small range refrigeration. Features: Strong cut-through water-cooled air conditioning refrigerating unit. This cooling system adopted 2pcs TEC1-12706 core, strong and powerful. Simple operation, cooling quickly, outstanding effect and good practicability Lightweight and mini in size, easy to install. Can be applied in pet bed, test bed, small space cooling and other small range refrigeration. Great DIY kit for electronic enthusiasts in semiconductor cooling applications. Specifications: Voltage: DC12V Item size: 90 * 80 * 60mm / 3.54 * 3.15 * 2.36in Package size: 125 * 90 * 70mm / 4.92 * 3.54 * 2.76in Item weight: 360g / 12.70ounces Package weight: 405g / 14.29ounces Note: Refrigeration effect depends on the size of the cooling space, ambient temperature, heat insulation, sealability ,water temperature, etc. Package List: 1 * Semiconductor Refrigeration