Crompton Optimus Classic 70 70L Window Air Cooler Price starts at Rs. 13,619. The lowest price of Crompton Optimus Classic 70 70L Window Air Cooler is at Flipkart. Crompton Optimus Classic 70 70L Window Air Cooler is not available in other online stores. Crompton Optimus Classic 70 70L Window Air Cooler is available in White colours across various online stores in India.