Kerry Wan/ZDNET The OnePlus 12 isn’t the company’s current flagship model, but it remains a solid device boasting top-notch performance from its Snapdragon 8 Gen 3 Mobile Platform and incredibly fast charging speeds. It’s a more affordable alternative to the OnePlus 13, and now is a great time to buy one because the device is currently on sale. You can save $300 off the 512GB OnePlus 12 by entering the code “300OFFNOW” at checkout when purchasing the phone from OneP...