To ensure hassle-free installation and immediate use, please verify that the MCB box power connection is established before the product is delivered. Our standard installation package includes the setup of a single booster stabilizer to regulate voltage, two meters of high-quality copper pipe for the refrigerant line, a communication cable for connecting the indoor and outdoor units, and a drain hose to manage condensate. Should you require additional materials or customized installation services, please note that extra charges will apply.