OnePlus 9 Pro is the new entrant in the OnePlus family that has highend specifications and striking features The phone offers an impeccable performance and comes with an impressive design You can buy the phone in Pine Green, Stellar Black, and Morning Mist color options at aOnePlus Phones are made by One Plus Technology (Shenzhen) Co, Ltd also known as OnePlus, a Chinese smartphone manufacturing company based out of Shenzhen, Guangdong They were founded at the end of 13 but it wasn't until April 14 that their first phone was released The OnePlus One was launched in 14 to the market in India, China and2 Plug the USB cable into the phone's USB port 3 Plug the adapter into a power socket 4 After charging, unplug the USB cable from the phone and unplug the adapter from the socket Save power and extend battery life Reduce power consumption by doing the following 1