WS17
Color: Black/Silver/Gold/Blue Major function: NFC, Siri, BT Call, Messages Reminder,Health Monitor, Sports Mode, BT music, Steps,Payment QR Code, Language Switching, etc. Chipset: JL AC6954 APP: SZOS Compatible System:Android5.0+/ IOS9.0+Flash Memory: 128MB Screen size: 2.0-inch Resolution: IPS 395*460Capacity: 3.7V/280mAh Waterproof Level: IP67IP68 depth waterproofLife time: 7-15Days Charging time: 2-3HCharging Method: wireless charger