Amazfit GTR 4 Smart Fitness Smartwatch

• Design: One-piece Metallic Middle Frame Stainless Steel Navigation Crown Large 1.43″ HD AMOLED Display 200+ Watch Faces & Always-on Displays
• Dual Band GPS: The Amazfit GTR 4 uses industry-leading dual-band circularly-polarized GPS antenna technology – similar to that used in the aircraft and automotive fields – so you can enjoy stronger positioning6 that’s 99% as accurate as top handheld GPS locators.
• Battery: Normal Usage 7 Days ,Heavy Usage 24 Days. Battery Saver Mode 50 Days. Accuracy GPS Mode 44 Hours.
• Powerful & Accurate Health Technology: The Amazfit GTR 4 debuts the new BioTrackerTM 4.0 PPG biometric sensor. Enhanced to 2LED, the sensor collects 33% more data and is more accurate than the previous generation, thanks to the ultra-thin 0.4mm glass base.
• Store Cards for Simplified Shopping: Is your wallet becoming too stuffed with cards? Lighten your load by easily adding membership and club card codes from your favorite stores to the Amazfit GTR 4, via the Zepp App19. Simply show the code on your watch display when it’s time to scan, and carry on with your day.
• Answer Bluetooth Phone Calls: Via Bluetooth connection to your phone, the Amazfit GTR 4 can be used to receive and answer phone calls, to help you keep up with personal and professional contacts while on the move.
• Connect to the Zepp App: Friendly to both Android and iOS users, the Zepp App on your phone conducts health and exercise data display and analysis, features a watch face store, provides system updates for your watch, and facilitates smart device management.
• Size: 1.43” (rectangular)
• Type: AMOLED, touch
• Resolution: 466 x 466p
• Density: 326 dpi
• Health sensor: BioTracker™ 4.0 PPG biometric sensor (supports blood oxygen, 4PD + 2LED)
• Motion sensors: Accelerometer, Gyroscope, Geomagnetic, Barometric Altimeter
• GPS: Dual band satellite positioning systems
• Connection: Bluetooth 5.0 BLE, WiFi 2.4 GHz
• Capacity: 475mAh
• Autonomy (typical daily use): up to 14 days
• Charging method: magnetic base
• Charging time: approx. 2 hours
• Waterproof rating: 5 ATM