Experience efficient and rapid cooling with this advanced Thermoelectric Cooler, featuring the high-performance 12715 refrigeration module for superior cooling effect. Designed with a large-area cooling block, it maximizes air contact to accelerate the cooling process, while four hollow copper pipes filled with refrigerant ensure fast heat transfer and enhanced cooling efficiency. This versatile cooler is ideal for building small refrigerators, mini air conditioners, or pet cooling devices, providing reliable temperature control in compact spaces. Tested with a 10L foam box, it can reduce temperatures from 23℃ to 0.6℃ within just 30 minutes, reaching a minimum temperature of -2℃. Key Features: · High-Efficiency 12715 Refrigeration Module: Delivers enhanced cooling performance for quick and effective temperature reduction. · Large Cooling Block Surface: Increases air contact area for faster and more efficient cooling. · Four Hollow Copper Pipes with Refrigerant: Facilitates rapid heat dissipation to improve overall cooling efficiency. · Versatile Applications: Perfect for DIY small refrigerators, mini air conditioners, or pet cooling devices. · Proven Cooling Capability: Lowers temperature from 23℃ to 0.6℃ in 30 minutes in a 10L foam box, with a minimum temperature of -2℃. Specifications: · Cooler Size: 12 x 19.5 x 12 cm · Fan Size: 6 x 6 cm · Power: 180W · Power Supply: DC 12V, 20A (not included) · Maximum Cooling Volume: 20L (achieves 5 to 8℃ below room temperature) · Weight: Approximately 840g Package Includes: · 1 x Thermoelectric Cooler This compact and lightweight thermoelectric cooler combines powerful refrigeration technology with efficient heat dissipation to provide a reliable cooling solution for a variety of small-scale cooling projects. Its robust design and proven performance make it an excellent choice for hobbyists and professionals seeking effective temperature control in portable or DIY cooling devices.