Series: Smart Bluetooth headset watch Display: full screen touch Standby time: about 12-15 days (depending on actual usage) Use time: about 7-9 days Waterproof grade: IP67 professional waterproof Screen size: 1.32 IPS HD screen Suitable for the crowd: mass consumers Watch size: 54. 7*46.20*13mm Battery: 250mah polymer battery System requirements: Android 4.4 and above; ios8.0 and above Screen resolution: 360*360
