Specification: 1. Watch size: 44mm 2. Watch color: black, white,Pink 3. Screen size: 1.77 inches 4. Screen: HD IPS, 2.5D curved full touch screen, 320x385 resolution 5. CPU: MTK2502 6. Memory: 256MB 7. Battery: 220-300mAh lithium ion battery, longer battery life 8. Strap size: 42/44mm 9. System: Support Android5.0&IOS9.0 and above. 12. Languages: English Dutch Russian French Portuguese German Spain Turkey Poland Malay Czechoslovakia Arabic Thai Italy 13. IP67 life waterproof 14.Appearance material: alloy Functions: 1.Watch comes with GPS function 2.Notification:Synchronous incoming messages notification from Notification Center in your phone(SMS,Fackbook,INS,Twitter,Whatsapp, etc.),incoming call reminder. 3.Calls: Make & Answer calls, after connecting Bluetooth with Smart Phone 4.Heart rate detection/Blood Pressure detection/Blood oxygen detection 5.Sleep monitor: To record and analyze ur sleep status objectively 6.Steps: Steps counting,calories etc. It has so many beautiful functions.