D13 1.3-inch Color Screen IP67 Waterproof Fitness Tracker Smart Bracelet – Black
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This fitness tracker watch has 1.3-inch OLED color screen
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Unique design, USB Charging, you can charging it directly by the watch
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IP67 waterproof grade
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Detecting your sleeping status after you set up a period time, the data will be sync on the application, you can check your sleeping quality by next day
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Keep active exercise habit, keep health and happiness around
Specifications:
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Model: D13
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Screen Type: OLED
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Screen Size: 1.3-inch
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Band Material: TPU
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Battery Capacity: 100mAh
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Charging Mode: USB interface charging
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Support phone version: For IOS 8.0 or above, Android 4.4 or above