Features: 【Health Monitor】Accurately record your heart rate, blood pressure, blood oxygen and sleep data, helping you adjust yourself for a healthier lifestyle. 【Fitness Activity Tracker】The activity tracker supports motion modes with comprehensive recording of exercise data. Let you exercise more scientifically. 【Smart Reminder & BT Calling】After connected to the phone, you can use the watch to make call. It will provide synchronous display of message, call or social APP to remind you of important information. 【Long-Lasting Battery Life】With built-in low power consumption BT chip, sensor and 450 mAh rechargeable battery life, it offers 7-10 using days, and 45-60 Standby days. 【IP67 Waterproof】Well-sealed body can be worn for hand washing, raining, sweat or other water splashing, easily adapting to various environments. 【Multi-Language Supported】kinds of languages are supported to meet different language users' needs. 【User-Defined Watch Faces】Abundant preset dials meet diverse needs of users. You can switch them freely. Parameters: Screen: 1.39" IPS Resolution: 360 * 360 BT: 5.1 Compatibility: Android 4.4 and above or iOS 9.0 and above Battery Capacity: 450mAh Working Time: 7-10days Standby Time: 45-60days App: Da Fit Language: "English, German, French, Italian, Greek Latin, Spanish, Portuguese, Romanian, Polish Russian, Ukrainian, Rusyn, Belarusian, Bulgarian, Serbian, Macedonian, Croatian, Bosnian, Thai, Hindi, Sanskrit, Nepali, Cambodian, Vietnamese, Lao Persian, Kurdish, Pashto, Punjabi, Turkic, Berber, Malay, Turkish Specifications: Brand: LOKMAT Model: ZEUS 3 PRO Material: Zinc Alloy + Plastic Color: Black / Blue / Orange / Red / Green（Strap Option） Water-Resistant Level: IP67 Dial Size: 55.4 * 47.2mm / 2.18 * 1.85in Dial Thickness: 13.2mm / 0.51in Strap Width: 22mm / 0.86in Item Weight: 59g / 2.08oz Package Size: 14.2 * 9.6 * 3.6cm / 5.59 * 3.77 * 1.41in Package Weight: 174g / 6.13oz Note: * Please read the user manual carefully before use. * There may be 1-3mm error due to manual measurement. * There may be slight difference in color due to shooting angle and light. Please refer to the real object. Package List: 1 * Smart Watch/Bracelet 1 * Charging Cable 1 * User Manual