“Apple Watch puts groundbreaking health, fitness and communication capabilities on the wrist of millions and millions of people,” Apple CEO Tim Cook said. He then introduced a video segment showing how Apple Watch users are healthier.
The Apple Watch automatically adjusts the brightness of the new always-on display. When you lower your wrist, the brightness goes down. It features an LTPO display with an adaptive refresh rate. It can go down to 1Hz, or one screen refresh per second. That’s how Apple can reach 18 hours of battery life with a display that stays