Type: Advanced AMOLED technology, or LTPO AMOLED++ Dimensions: 1.6 inches (largest in its class worldwide) Pixels in resolution: 480 x 480 Peak brightness: 1000 nits 60 Hz is the refresh rate. High Hardness Protection Glass GPS precise 0.6 meters. Compatible with Android and iOS In energy-saving mode, the battery can last up to 44 days. 5ATM Water-resistant: Wear this watch 50 meters underwater or on rainy days. What Ceramic Bezels Are All About The hardness eventually reached 1500HV, which is comparable to diamond, after being repeatedly refined through 140 complex processes. 150+ Sports Mode. Stable and Clear Bluetooth Phone Call: Timely massaging notification. Meetings are recorded for two hours, so you won't miss any crucial concepts for your work.