Main Chip

MTK2502D

Waterproof

IP68

Frequency Band

850/900/1800/1900

Healthy Detection

Heart Rate and Temperature

GPS Chip

MTK2502D

Screen

1.3inch TFT

BDS/GPS Signal

1561.098MHz/L1,

1575.42MHz C/A code

Watch Battery

650mAh(3.7V)

GPS channel

56

Potable Charger

1000mAh

Cold start

Cool start

45seconds

6seconds

Working Time

     43to 48 hours

GPS Antenna

High sensitive ceramics active antenna

Average working current

Average standby current

<=45mA

<=3mA

GPS chip receive sensitivity

Tracking sensitivity:-165dBm

Capture sensitivity:-147dBm

Wristband

ABS+TPU

Speaker

No

Working temperature

—20～60℃

Mic

No

Working humidity

5% to 95% non-congealable

Vibrate

Yes

Size

46*43*17mm