Function
chronograph, Calendar, Alarm Clock, Week, MONTH, WORLD TIME, Power Reserve, Remote Control, Countdown, Noctilucent, Sleep Tracker, Speed Measurement, Fitness Tracker, Small Second, Calculators, Passometer, Call Reminder, Answer Call, Push Message, Mood Tracker, Message Reminder, Dial Call, Altitude Meter, Heart Rate Tracker, Interactive Music, Big Three Needles, GMT Two Places, Moisture Measurement, 24 hour instruction, Permanent Calendar, Visual control, Gesture control, Blood oxygen monitor, ZL40 1.43 inch round AMOLED screen CPU SicheSF551-QFN 220 MAH 100+ sports modes BT call phone smart watch Dafit smartwatch