• 1.6.9-inch large HD screen, with high resolution, easy to view and read the data
• With the waterproof design, whether washing hands or daily use, you don't have to worry about water ingress
• Health monitoring: support heart rate measurement and blood pressure monitoring
• Record travel track, set up geofence: APP will send an alarm when you leave the set area
• Widely compatible with Android 2.3 or above and for iOS 5.0 or above smartphones

Specification:

• Chip: ASR3603
• RAM: 192MB(ROM)+128MB(RAM)
• Bands(Version A): FDD: B1 B2 B3 B5 B7 B8 B20 TDD: B38 B39 B40 B41 WCDMA: B1 B2 B5 B8
• GSM: Band B2\B3\B5\8
• Wifi Positioning: 802.11b\802.11g\802.11n
• Base Station Positioning Accuracy: 100-1000M
• Working Humidity: 5% to 95% does not freeze
• Testing And Certification: Can pass 3C and CE certification
• LTE Antenna: High sensitivity antenna
• Touch Screen: OGS touch
• Mic: Support
• APP Support Operating Systems: Support Android 2.3 and above systems, for iOS 5.0 and above.
• APP Support Language: English,  and multiple languages
• Targeting: WIFI+LBS multi-mode positioning
• Call Function: SOS call, voice monitoring, whitelist do not disturb function
• Power Management: Smart low power management
• One-Click SOS: SOS one-key emergency function
• Smart GEO Fence: Support
• Historical Track: Support
• Wireless Upgrade: Support
• Screen: 1.69 inch IPS HD screen 240X280
• Battery: 550mAh
• Sim Card: Nano Sim Card
• Gravity Sensor: Support
• Heart Rate & Blood Pressure: Support
• Water Proof: IPX6
• Heart rate sensor: Support
• Blood pressure: Support
• Fall alarm: Support
• I/O Interface: Magnetic charging