DC 12V Thermoelectric Cooler Peltier System Semiconductor Refrigeration Water Chiller Cooling Device for Fish Tank(120W)

QUACK COOLING: This thermoelectric cooler has a large cooling block that can contact more water for quick cooling. FOUR COPPER PIPES: This thermoelectric cooler adopted four hollow copper pipes with refrigerant inside would deliver heat fast for higher cooling efficiency. 2 SIZE: There are 120W for 30L fish tanks and 180W for 40L fish tank, can meet your different needs. HIGH QUALITY: This thermoelectric cooler uses high-end refrigeration module which has high power and has a long service life. DC 12V: This thermoelectric cooler adopted DC 12V, convenient to use.