From late 1970s, the golden age of retro OLED Digital Watch is come! This is a watch that goes through the history of watch development: a large number of unique design watches were born in the 1950s-1970s. As a watch with the most distinctive red OLED display in the 1970s, we use modern technology to optimize it: More efficient energy structure, battery life of up to 2 years More convenient functions, the screen can be lit up by raising your hand More refined display, high resolution and bright