NOTE: Installation Manual Is Included Professional Installation Is Highly Recommended Features: · 100% brand new and high quality, Durable · High cooling capacity & reliable performance suitable for most place in the world · Battery driven, save fuel consumption and save space with compact design · Stream line design to apply all kinds of Van & Mini bus · After strictly water pouring test, no water penetration · Environment friendly · Light and thin appearance, saving space · Double insulation,noise reduction,more comfortable.