K55 smart watch , a tough and rugged watch for the hard working Man.

1.85 inch IPS screen
Detachable 22mm strap Standard
Multiple watch faces pushing,Customized watch faces
Bluetooth calling/BT music,Weather
Heart rate detection/Blood pressure detection/Blood oxygen detection/Wole-day heart rate monitor
Timer ,Pedometer,Calorie Consumption,Distance Calculation,Heart rate,Blood pressure,Blood oxygen,Sleep time /quality,On & Off
dispaly Multiple sport modes
Sleep detection (Sleep time ,Sleep quality)
Calls to remind,SMS Reminder,Third-party messaging reminder Multilingual push,Clock alarm,Remote Camera Sedentary reminder
English,Chinese,Japanese,German,French,Spanish,Arabic,Russian,Ukrainian,Russian,Portuguese
350mAh big battery,super long standby time
Synchronous data to APK/APP

Scan the QR code and download "Da Fit"
Android system 4.4 version or above ;iOS system 8.0 version or above ;Support bluetooth
Battery capacity
350mAh Standby time
About 15days
working hours 5-7days

Built in, vibratng reminder

What's in the box
1x Watch with strap
1x Charging cable
Instruction booklet