For:Any Android phonesType: On WristApplication Age Group: Children、 the public、 adults、 the elderly、 business、 fashionFunction: Passometer、Fitness Tracker、Sleep Tracker、Message Reminder、Call Reminder、Answer Call、Dial Call、Remote Control、Push MessageLanguage: English、Russian、Spanish、Portuguese、Turkish、Italian、French、GermanCompatibility: All CompatibleApplication:SmartphonesUnit Type:1 piecePackage Weight: 0.300kg (0.66lb.)Package Size: 20cm x 10cm x 10cm (7.87in x 3.94in x 3.94in)