Sleep Monitor Specifications :
• Bluetooth Version: Bluetooth 4.0 or later
• Bluetooth Transmission Distance: 10 Meters (32.8 feet)
• CPU: Nordic nRF52832-QFAA
• Sensor: KIONIX KX022-1020
• HR Sensor: silicon labs Si1142
• Screen size: 0.96 inch
• Screen type: OLED
• Material: upper casing: PC; strap: TPE
• Dimension: suits for wrist size: 5.4 inch - 7.6 inch
• Battery type: Li Battery
• Battery capacity: 65mAh
• Working time: 5-10 days
• Charging method: USB charging
• Charging time: 1-2 hours
Smart Bracelet Features :
☞【Excellent Activity Tracker】The Fitness Tracker with high quality and accuracy tracks your data wherever and whenever, specially design to be your Sleep Monitor, Step Counter, GPS, Sports, Built-in Heart Rate Monitor, Calorie Consumption etc more than 14 Sports Mode.
☞【IP67 WaterProof Design】Never worry the rainwater and sweat will damage the watch, Strong Water Resistence helps you swim freely within 30 mins and 1 meter depth.
☞【Smart Message Notification】Via the high speed steady Bluetooth 4.0 Connaction, The Fitness Tracker will remind you all messages such as Calls, SMS, Twitter and Facebook etc, you won't miss anything. What's more, The Smart Watch can control camera and vibration reminders alarm mode, Convenient to your daily life.
☞【Built-in USB Charger & APP Support】Single Charge will provide you more 8 days' working time, Built-in USB plug makes it easy to charge with any USB block and computer; Recommend to download apps"VeryFitPro" for a longterm data record and Tracker Function Expansion.