FEATURES:

Call/Message Alert: The Bracelet vibrates and call/Message is displayed on screen when there is an incoming call/Message.
Sedentary Alert: Set reminders for periods of time of inactivity.
Alarm Alert: Set silent alarms on the tracker to wake you up and not disturb your partner.
SNS Alert: Receive notifications from other apps (Facebook, WhatsApp, LinkedIn, Instagram, Wechat and Twitter) on your tracker screen.
SMS Alert: Enable the function to read incoming text message on your tracker screen.
Remote Camera Shooting: Operation on the screen could remotely control photography shooting.
Remote Music Control: Operation Play/Pause, Previous song, Next song on the Bracelet Screen when your are playing music on your phone (Make sure you’ve set the connection between your phone with the bracelet)
Wrist Sense: The screen is automatically lightened up when you turn your wrist.

SPECIFICATIONS:

Model: C4 Pro
Waterproof Level: IP68 (the Highest Dust and Waterproof Level)
Screen: 0.96 inch Color OLED
Bluetooth Version: Bluetooth 4.0 or later(10 Meters / 32.8 feet Transmission Distance)
CPU: Nordic nRF52832-QFAA
Sensor: KIONIX KX022-1020
HR Sensor: Silicon Labs Si1142
Dimension: Suits for Wrist Size: 5.3 inch – 7.5 inch
Battery: 90 mAh Li-Polymer Battery
Working Time: 5-10 days
Working Temperature: -10C~50C
Charging Interface: Built-in Waterproof USB Plug
Charging time: 1-2 hours
Weight: 0.77 oz (21.8g) 
Material: upper casing: PC; strap: TPU
Support Phone with Android4.4 / ios9.0 or later version.

Product Features

• IP68 Waterproof Level: IP68 is the highest dust and waterproof level, completely prevents dust from entering, can be soaked in 1.5 meters of water for 30 minutes, and can be used normally in water.
• All-day Activity & Health Tracking: Record all-day Activities like Steps, Distance, Calories, Active Minutes, 24 Hours Heart Rate and Sleep Status(Comprehensive analysis of sleep duration, sleep quality, regularity and historical data to help you adjust your healthy lifestyle)
• Multi-Sport Modes & Connected GPS: 8 exercise modes help you better understand specific activity data; Connect the GPS on your cellphone can show run stats like pace and distance and record a map of your workout route.
• See Calls & Messages on Your Wrist: Receive call, calendar, SMS and SNS (Facebook, WhatsApp, LinkedIn, Instagram, Wechat and Twitter) notifications on display; never miss the messages that matter
• Built-in Waterproof USB Plug: Forget the charging cable, the product comes with a waterproof USB plug, easy to plug in any USB charging port, can be used continuously for 7 days after full charge.