Product information:

Size:49X40X14.5mm Net weight:52g
Color:black, white,blue
display size:1.44" 240X240 pixels
Buttons Power button(P)and function button(F)
GSM antenna:Four frenquency PIFA antenna
Battery:500mAh
Chipset:MTK MT2503A
GPRS:Class 12
GPS singal:L1,1575.42MHz C/A code
GPS channels :22 channels
GPS chip:Tracking Sensitivity:-165dBm, acquisition sensitivity:-148dBm
GPS accuracy:5~15m
WIFI accuracy:20-200m
LBS accuracy:100-1000m
Minimum standby current:<0.5 mA
Average standby current:<2.5 mA
Average working currency:<55mA
Working temperature:-20~70℃
working humidity:5% to 95%

Size: 52X38X16mm
Battery capacity: 1000mAh
Platform monitoring: support Android, Apple system mobile phones and computers and other network clients

Size Information:
Size: 52X38X16mm

Packing list: 

1*watch+1*USB cable+1*manual