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Amazfit GTR 47mmSize47.2 x 47.2 x 10.75 mmWeightAluminum alloy：Approx. 36gWater & Dust Resistance Grade5 ATMScreen1.39" AMOLED, Resolution 454x454, 326 ppiTouch ScreenCorning Gorilla 3 tempered glass + Anti-fingerprint coatingTypes of Standard Watch StrapsAluminum alloy: Brown leather strapStrap Width22 mmSensorsBioTrackerTM PPG biolo..

Amazfit GTR 47mmSize47.2 x 47.2 x 10.75 mmWeightStainless steel：Approx. 48gWater & Dust Resistance Grade5 ATMScreen1.39" AMOLED, Resolution 454x454, 326 ppiTouch ScreenCorning Gorilla 3 tempered glass + Anti-fingerprint coatingTypes of Standard Watch StrapsStainless steel: Brown leather strapStrap Width22 mmSensorsBioTrackerTM PPG bio..

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Dimensions43.25 x 36.25 x 9.4mmWeightApprox. 24.8g(without strap)Body materialAircraft-grade aluminum alloy, polymer materialStrap materialSiliconeStrap length120 mm (long), 87 mm (short)Strap width20mmWaterproof rating5 ATMDisplay1.65" AMOLED, resolution 348 x 442, 341ppi, 100% NTSCTouch screenCorning Gorilla 3 generation tempered glass + anti-fin..

• Connectivity: Bluetooth 5.0/BLE• Waterproofing: 5ATM, supports swimming• Screen: 1.3"AMOLED, Resolution 360 x 360• Touch Screen: Corning Gorilla Glass 3 + anti-fingerprint coating..

Use Amazfit App (ZEPP) to connect to phone12 Military Grade Certifications for with stand harsh environments20-Day Battery Life to accompany you in the wilderness1.3” AMOLED Display for clear and outstanding imagesBuilt-in GPS + GLONASS Positioning Chip for increased speed and accuracySkin-friendly comfort, inner sweat-wicking design make it breath..

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1：All-day activity track: it keeps a record of your steps, distance and caloried burn.2：It features a large 1.4 inch screen with resolution of 320 ppi for natural and true-to-life visual effect.3：12 fitness mode keeps a detailed track of specific exercise. It helps you put through your exercise routine better.4：Breathable silicone watch band, gentl..

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Specifications:Product Name: Haylou SolarModel: Haylou LS05Display: 1.28inch TFT screenDefinition: 240*240BT Version: V5.0Sensor: Ultra-low dynamic optical heart rate sensor and accelerometerba-tte-ry Capacity: 340mAhCompatibility: Android 4.4 or above, iOS 8.0 or aboveba-tte-ry Life: 15 days（heart monitoring activated）Water & Dust proof: IP68W..