LOKMAT APPLLP 8 PRO 4G Smart Watch WiFi GPS BT Smartwatch Support Nano SIM Card Phone Call Sports Watch Heart Rate Monitor Health Tracker Pedometer CPU: SC8541E Screen: 1.85-inch TFT Resolution: 360*360 pixels SIM Card Supported: Independent standby, hands-free calling, Nano SIM (NOT Included) Supported Frequency Bands:         GSM: 850/900/1800/1900         WCDMA: B1/B2/B5/B8         LTE-FDD: B1/B2/B3/B4/B5/B7/B8/B12/B17/B20/B28/B66         LTE-TDD: B34/B38/B39/B40/B41(100MHz) Camera: 200W pixel camera Operating System: Android 8.1.0 RAM: 2GB ROM: 32GB BT: BT 4.2 WIFI: 2.4GHz, 802.11b/g GPS: Support GPS, Beidou, Glonass, AGPS, LBS, WIFI Heart Rate Sensor: BD1820 Pedometer: Support Battery: 1100mAh polymer lithium battery Standby Time: 3-5 days Manual Language: Chinese, English, German, Italian, French, Russian, Spanish, Portuguese, Malay Watch Case Material: LDS Bezel Material: Zinc alloy Bottom Shell Material: IML process bottom cover Button Material: Aluminum Alloy Strap Material: Silica gel Color: Black, Gray (Optional) Watch Size: 52*52*14mm/2.04*2.04*0.55in Total Length: 270mm/10.63in Item Weight: 75g/2.64oz Package Size: 109*109*79mm/4.29*4.29*3.11in Package Weight: 225g/7.93oz