The Nothing Phone 3a series is set to be unveiled on March 4 at this year’s Mobile World Congress, but a steady stream of leaks has given us an almost complete list of specs, with only two key details left to reveal: the price and the purpose of mystery button that you’ll “love to click many times a day.”

Following an official (and controversial) tease on the company's YouTube channel and an overnight leak with renders of both phones, promo videos for both the Nothing Phone 3a and 3a Pro have popped up on social media.