Product information: Processor ASR3603 Touch screen 1.54-inch G+F capacitive touch screen Battery capacity 650mAh Band" FDD:B1/B2/B3/B5/B7/B8/B20 WCDMA:B1/B2/B5/B8 GSM:Band B2/B3/B5/B8" Alarm function. When the battery power is lower than 20%, it will alarm to APP client. SOS Alarm. After the device is normally online, long press the switch/SOS button for 5 seconds to execute the SOS alarm function. When there is no answer, the watch will send two rounds of distress calls to 3 emergency contacts. If any of the 3 emergency contacts answer, stop the round dialing and send a help SMS to the 3 emergency contacts at the same time to get help quickly. Other features: video call, micro chat, heart rate and blood pressure, temperature measurement, sleep monitoring, face unlock, paypal, voice chime, voice monitoring, music playback, sports pedometer, weather forecast, alarm clock, remote shutdown, remote monitoring Size Information: Packing list: Watch*1 Instruction manual*1 Charging cable*1 Product Image:

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