Function: remote-control camera, control the music, find the phone, record the location, the second time zone, view the date, timer, check movement, call reject, stopwatch, alarm reminder. Compatible operating systems: iOS 9.0 / Android 5.0 or above, support the smart phone of Bluetooth 4.0. Watch Band: Italian leather material band, 180-200mm length, 20mm width, anti-perspiration frosted surface treatment, wearing more comfortable. Watch Dial: Mineral glass and cambered surface, the appearance is fashion, noble temperament, 41mm watch dial, 4mm thickness. One year international warranty service: Warranty for failure of smart watches due to non-human causes within one year (the company provides replacement or free repair of the same model as appropriate).