(Image credit: Future / Hagibis) At this point in any big sales event, you've probably exhausted the obvious: SSDs, gaming PCs, RAM upgrades. Instead, what you really want is something fun and practical to spice up your desk. Luckily, this 3.5-inch Hagibis mini screen is exactly what you need. It acts as both a retro desk ornament and a fully-functional LCD display, featuring a built-in SD card reader and USB hub, and it's back to a record low price of just $79.99 for Prime Day . ● Check out this deal on Amazon This monitor was previously on sale for as high as $109.99, making this $79.99 sale price a much more competitive one for late Prime Day shoppers. Look, it isn't going to be rivalling a 4K OLED, but that really isn't the point here. This is a cool desk gadget with a functional use-case, with a 1980s-style, CRT-like design that is a lovely nostalgic throwback for techies of a certain vintage. It's also packed with a set of seriously useful features that make it a great addition to your setup.…