Screen diagonal: 1.85" Waterproof rating: IP68 Battery capacity: 220mAh Heart rate: Yes Pedometer: yes Calorie counter: Yes Compatibility: Android 4.4 or IOS 9.0 and above Product parameters 1.1.85-i more→nch high-definition large screen, super large high-definition screen, classic design, rich colors and high saturation, strong restoration ability, strong contrast, exquisite and delicate, bringing a higher-definition visual experience and clearly displaying various details.1 2. Bluetooth calls on the watch, never miss important calls. Whether you are doing housework at home, walking, running, cycling, or hiking, when your call comes in, it will be pushed to your watch in real time. Use your