color:
black.blue  green

SB-E18S

Specifications :

Display: 0.73 inch HD Display
Main Chip: nRF52832 258kB Flash Memory 32kB RAM
BT: 4.0BLE(Low power consumption)
Blood Pressure Monitoring: 90% of user deviation can be controlled within +-12
Sync: Android & iOS
Waterproof: IP67/Life waterproof(Customized waterproof level according to the shell material)
Battery type: Polymer lithium battery
Battery capacitance: 85 mAh
Use time: 5-7 days.
Standby time: 20 days 
Charging type: USB charging
Size: 402*22*13mm

Function:

Date & Time / Step / Distance / Calories / Multiple sport monitor / Real-time heart rate monitor  / Heart Rate  monitor/ 
Auto heart rate monitor / heart rate alarm / Blood pressure monitor / Auto Blood pressure monitor / Blood oxygen /
Fatigue  monitor / ECG and PPG  / Sleep monitor / Bluetooth remote to take photoc / Bluetooth  remote to play music / 
Message Reminder / Call Reminder / Alarm reminder / Sedentary  Alarm / Anti-lost /