3.2
、
Others
Work temperature
-20°
~
70° C
Storage temperature
-30°
~
85° C
Humidity
5%
~
95% noncondensing
Terminal size
101 mm × 50mm × 24mm
Inside battery
Continuous working no less than 4 hours
LED light
Red: Power status
;
yellow
:
GSM module state
4. Interface Description
4.1 Power Interface