Sensors:Heart rate sensor (with blood oxygen sensor), accelerometer, gyroscope, geomagnetic sensor, atmospheric sensor, ambient light sensor Dimensions: 46.5x47.3x11mm (not including the strap and local protrusions) Satellite positioning systems: GPS, GLONASS, GALILEO, BDS, QZSS Frame: Glass fibre-reinforced polyamide Battery capacity: 470mAh Display: 1.43" AMOLED display Water resistance rating: 5 ATM Resolution: 466x466 Operating temperature: 10℃-45℃ Strap: White silicone, black and blue TPU System language: English, German, Italian, French, Spanish, Japanese, Korean, Dutch, Portuguese, Turkish, Polish, Ukrainian, Romanian, Czech, Greek, Russian, Thai, Vietnamese, Brazilian Portuguese, Indonesian, Traditional Chinese, Swedish, Finnish, Norwegian, Danish Adjustable length: 160-220mm Compatible with: Android 6.0 or iOS 10.0 and above Wireless connection: Wi-Fi IEEE 802.11b/g/n 2.4GHz, Bluetooth 5.2 Standards implemented: GB/T 30106-2013 Package contents Watch x1 Magnetic charging cable x1 User manual x1