2.1.3 Green LED (GSM signal status)
LED Status
Indication
Flash quickly (interval 0.1s)
Receive GSM signal normally
Flash slowly (flash 0.1s after every 2s)
GPRS on line
bright
Incoming/outgoing calls
totally dark
No GSM signal or no SIM card
installed
2.1.4 Defense Status Indication
While the three LEDs (blue/red/green) flash cyclically, it means the device begins to enter
defense status. When the device is in defense status, the 3 LEDs flash quickly in cycling.
Note:
1. When it runs firstly with battery supplying, after GPS being located over 5s, all LEDs will
be automatically turned off.
2. If there is no press operation to the device over 20s in the LEDs lightening progress, all
LEDs will be automatically turned off
3. Short press SOS button could light LEDs and press again could close it.
3.
Technical parameters
● GSM frequency band: 900/1800MHz 850/1900Mhz (quad band)
● GPRS: Class12
，
TCP/IP Build in GSM Module
● GPS sensitivity: -159dBm
（
tracking sensitivity
）
-144dBm
（
acquisition sensitivity
）
● GPS positioning time: cold start: 38s
Warm start: 32s
Hot start: 2s
● GPS positioning accuracy:
<10m
（
2DRMS
）
● Ambient temperature:
20°- +70°
● Ambient humidity:
20%-80% RH
● Lithium battery:
2600mAH/3.7V
● Dimension:
91.5
（
L
）
×57.0
（
W
）
×24.0
（
H
）
● Weight: 100g
4. Before use
Open the packing box to check whether the type of device is correct and the following
accessories are included. If there is any lack, please contact the distributor.
Device 1pc; Li battery 1pc; charger 1pc; charging cable 1pc; User manual 1pc
