Model Number: MAC-4 FAN-#4277 Brand Name: LITIAN Key Specifications/Special Features: Products FeaturesMAC series Wall mounted type air cooler is Freon refrigeration units, can be used for the food fresh, cold storage and quick freezing etc.This series products features:● Coil made of φ12.7 efficient copper tube with internal thread, 37.5×32.5 positioned in equilateral triangle.● 4 different fin space of 4.0, 6.0, 8.5, 10.0 for customer’s choice to meet different temperature requirement of the room.● External rotor fan for low temperature, with low noise, high efficiency, and reliability.● Stainless steel electric heater produced by Italian Zuomoshi Company, which evenly placed in the coil with good defrosting effect.● Fan motor and electric heater has been connected to the terminal box, convenient for wire connection.● Shell made of alloy of aluminum or stainless plate, easy to be assembled and disassembled. (Standard is Aluminum ally case )