Screen size: 2.08" OLED 420*485 High Screen Resolution Application: Wearpro Chip: Realtek RTL8762DK Andiord system: support Android 6.0 and above IOS system: Apple IOS 10.0 or above Temperature sensor: body temperature detection Bluetooth 5.0 Waterproof level: IP68 Product process: zinc alloy + IML Body net weight: 46 grams