Welcome to our shop! Features: - Suitable for small space cooling, semiconductor refrigeration learning theory, research solutions developed cooling equipment planning. - Air cooling device, not used to cool the water, use water to dissipate heat, and eventually the water is hot, not cold. - This kit is a finished product that does not need to be assembled. - Stable work and low noise, no refrigerant required. - Suitable for 20L space cooling, air temperature can be cooled to 5-8 degrees lower than normal. Specifications: - Maximum power: 288W (15.4v) - Maximum current: 24A - Rated voltage: DC 12V - Rated current: 17A - Refrigeration power: 170W - Product size: 180* 65 * 62mm/7.09*2.56*2.44 Package Included: - 1 x Thermoelectric Cooler (already assembled) - 4 x 40*40mm fan - 1 x Cooling block - 1 x Water Block - 3 sets x fixtures - 1 set x screw (6 pcs screws + 16 pcs fan screws) - 4 x TEC1-12706 Note: 1. The product is a finished product and does not need to be assembled. 2. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.