Parameters: Outline: 51.0X44.8X11.8 Belt material: Silica BT5.0, Transmission range: about 8M in open space Battery capacity: 300mAh Charging method: magnetic suction Type: Full touch Display: 1.39 inch full-HD touch screen Resolution: 240*240 Waterproof: IP67 Compatible System: Android4.4 & IOS9.0 above Application name: Background Product description Product category Smart watch Screen size 1.39 inches Resolution 240*240 IPS Touch screen Full-touch Li-polymer battery 300mAh Battery life 5-7 days Waiting time 30 days Fitness data logging Support Application Background Loading method Magnetic charge Waterproof IP67 APP Languages English, Chinese, Spanish, Portuguese, German, French, Russian, Italian, Thai, Dutch, Korean, Hebrew, Arabic, Vietnamese, Hindi, Persian, Turkish Ulane, Malay, Slovak, Polish, Japanese Reminder and information Languages (on the clock) English, Chinese, Portuguese, German, French, Russian, Italian, Thai, Dutch, Czech, Korean, Turkish, Malay, Slovak, Polish, Japanese Function NFC, ECG, GPS, timer, friend code; Dial, call log, alarm clock, cell phone, stopwatch, music, pedometer, heart rate, Blood glucose blood pressure monitoring, Compiler add: SOS, alarm clock, camera, language assistant, on. Top Stroke menu: information. Right slide split screen: power, date, pedometer, sleep, heart rate, blood pressure, oxygen in blood, information, dial, music, common recommendations (sleep, exercise, music)"