Applicable platforms: android platform, Apple iOS platformCompatible platforms: ANDROID, iOSApplicable people: business, general public, fashion, adults, the elderlyScreen size: 1.75Appearance size: 43.6*36.4*10.5mmMaterial: AlloyBattery capacity: 260MAHProduct weight: 27.5GBody memory: 32+32MBWearing method: wrist strapOperation method: touchInterface: USB 2.0nce: 5m (inclusive) -10m (inclusive)Communication function: supportWristband material: siliconeAdditional features: step counting, smart reminder, remote control selfie, health monitoring, information push, sleep analysisPacking list: bracelet, charging cable, manual, packing boxColor classification: blackFunction: Bluetooth callColor: black, pink, silver gray, black steel, silver steel, gold steel