Product Review

Please pair the tracker with your phone via the VeryFitPro app, (not via your phones Bluetooth settings) Please charge your tracker for at least 10 minutes to have it activated before initial use. Mobile phone system requirements: iOS 8. 0 & above Android 4. 4 & above Bluetooth 4. 0 & above Model no. : ID152 Sync: Bluetooth 4. 2 Battery Capacity: 90mAh Working Voltage: 3. 7V Working Temperature: -20℃-40℃ Weight: 0. 85oz(24g) Water Resistant Rating: IP68 Working Time: 5-7 days USB Charger Requirement: DC USB port(5V-500mA) Charging Time: 1-2hr(s)

Letsfit Fitness Tracker Activity Tracker with Heart Rate Monitor Pedometer Watch with Sleep Monitor Step Calorie Counter Smart Bracelet for Women and Men Features

• Health and Fitness Tracker: Track your steps, distance travelled, calories burned. You can wake up your pedometer watch by simply lifting your wrist. Sedentary reminders are able to give you periodic prompts to stay active and lead a healthier life.
• Heart rate and Sleep Monitoring: Monitor your Heart Rate automatically throughout the day via your Smart Watch. Monitor your sleep and Heart Rate at night and analyze your sleep quality (deep sleep/light sleep/awake sleep) via our VeryFitPro App.
• Call and Message Reminders: Our Lets fit watch is able to send you new calls and text message alerts via vibration. You can even read your notification content and answer/hang up calls straight from your devices screen.
• Built-in USB Charging: You can charge your Fitness Tracker in any standard USB port by removing the device band, making charging easy and convenient. Charging time is roughly 1-2 hours and will provide you with a working time of up to 7 days.
• Fitness trackers compatible with Android Phone Support: Our watch requires Android OS 4.0 or iOS 8.0 and above or Bluetooth 4.0 and above.