Screen:1.44inch  screen ,Pixel 128x128， touch panel

OS:RTOS

Solution:ASR3603S,832MHz, One-core ARM Cortex-R5 processor

GPS:N/A

Wifi Accuracy:30-50m

LBS Accuracy:100m above

4G Video Call:By  APP or VOLTE

Memory:192MB RAM+128MB ROM

Location:LBS，WIFI

2G Network:GSM B2/3/5/8

3G Network:WCDMA B1/2/5/8

4G Network LTE:B1,2,3,5,7,8,20,28A

SIM card:Nano SIM card

Calling:3 SOS + 15 phone number

SOS:Support

G-sensor:Support  (in three axis)

Remote monitoring:Support

Camera:0.08MP pixels

Waterproof level:IP65

Battery:Lithium battery 400mAh

Dimension:230*40*15.5mm

Accessories:Magnetic Charge cable (Pogo pin),screen driver, SIM card tools and user manual

Other features:Electronic fence (GEO),History tracking,Alarm clock,Find watch , phone book, working mode, Remote shutdown watch, support APP for Android and IOS smartphone.