Product size: 46 * 11.2mm Support systems: Android 5.1 or iOS 8.2 or above support Bluetooth 5.2 BLE systems APP: FitCloudPro Packaging size: 165 * 74 * 24mm Weight: 111g Battery capacity: 260mAh Charging method: magnetic suction charging APP language: Simplified Chinese, Traditional Chinese, English, German, Russian, Spanish, Portuguese, French, Japanese, Arabic, Dutch, Italian, Czech, Greek, Hebrew, Indonesian, Malay, Polish, Thai, Vietnamese, Finnish, Romanian, Turkish, Croatian Fixed languages of the watch: Simplified Chinese, Traditional Chinese, English, German, Russian, Spanish, Portuguese, French, Japanese, Arabic, Dutch, Italian, Czech, Greek, Hebrew, Indonesian, Malay, Polish, Thai, Vietnamese, Finnish, Romanian, Turkish, Croatian Display screen: 1.32 inches Resolution: 360 * 360 IPS display screen