General Specification Brand Bakeey Model L55S Color Black, Blue Compatible OS Android 4.4 / iOS 8.0 and above system Operating Mode Single Touch bluetoothVersion 4.0BLE Weight 26g Size 245*18.5*10.8mm APP H Band APP Language English, Japanese, Korean, German, Russian, Spanish, Italian, French, Vietnamese, Portuguese,Chinese, Traditional Chinese Charging Type USB Direct (not need charging cable) Special Features Waterproof IP67 Heart Rate Monitor Support Blood Pressure Monitor Support Sleep Monitor Support Pedometer Support Calories Support Distance Support Stopwatch Support Caller or Message Show Support Alarm Support Anti-lost Support Sedentary Reminder Support Remote Camera Support Vibration Support Technical Parameters Sreen Size: 0.87inch
Type: OLED
Resolution: 32*128 Battery Battery Capacity: 165mAh Standby Time: About 60 Days Charging Time: About 2 Hours Sensor Heart Rate Sensor, 3 Axis Accelerator Band Material: TPE
Compatible Wrist Size: 160-220mm Processor Nrf51822

PackageIncluded:

1 * Bakeey L55S Smart Bracelet 1 * User Manual(English) 1 * Free Replacement Strap

Note:
There is a free replacement bracelet strap in the package.You can use it to transform your bracelet shape.