E530 glucose monitor smartwatch Blood oxygen Blood pressure ECG measuring device smart watch health fitness watch for men and women IP68 waterproof

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Screen size; 1.91 inch (customizable dial), 44MM (length) * 36MM (width) * 12MM (thickness);

Band size: 22MM (width) 260MM (circumference);

Battery size: 280MAH;

Language support: 

Chinese (Simplified), Korean, Japanese, German, French, Italian, Spanish, Portuguese, Russian, English;