GPS products   XT800  
    Product Description:
1. Standby time is more than 3 years
2. Positioning tracking
3. GPS/LBS multimode positioning
4. Tamper alarm
5. Light sense alarm

Technical Datas:

Built-in battery 5550mAh(One time) Storage temperature -40~+85℃
Ambient temperature -20-+70℃ Use humidity 20%~80%RH
Working current <50mA Stand-by current <3.5mA
Standby time ≥3 years b magnetic attraction 4kg
Host size 98.7*58*22mm Host weight 141g

Working status:

GSM indicator (blue) remains bright: external power is normal, network search
Flash every 3 seconds: the external power is normal, the network is normal (when data transmission: 3 times every 200ms interval)
Long off: the device enters the waiting mode
GPS indicator (green)
Long light: searching for satellite positioning signals
Slow flashing: the satellite has been positioned
Long off: low power sleep
When the green light changes from long light to slow flash, the satellite positioning works normally, and the blue light changes from long light to every 3 seconds to indicate that GSM works normally.

SMS instruction:

SMS function SMS command Description
Binding guardian sos,13800138000 Device 681501000329477 Guardian phone has been set to: 13800138000
SMS check C Equipment 681501000329477, GPS is located in "Baoan District, Shenzhen, Guangdong Province" http://ditu.google.cn/
Query parameter sr IMEI:681501000329477V:VKEL_T7-3V0_20160830_5529DO
MAIN:59.188.217.69IP:59.188.217.69
  PORT:30008APN:cmnet
NUM:18033411396lCCID:898602D3161580044778CSQ:12PACC:1ACC:1
  speed:1/120SF:0/3T:30HT:180DD:1:0JT:0SLP:1:0CLOSE:1:3DH:0VS:
0MV:0:0SOS:1GPRS:0/2k/2kMIN_POW:10000"
Modify the current connection IP ip1,119147218067,30002 The device is set to the server and the port number is successful. The IP address currently connected to the device is modified. The ip is less than 3 digits and the port is not limited.
Remote restart reset No reply content, directly execute the restart command
Set tracking mode return time ITV,30 The device 681501000329477 sets the location reporting frequency to be (30 seconds), which means that 30s uploads data once. The default is 30s uploading once.
Set tracking mode Mode,1 Device [681501000329477] setting mode to (permanent) tracking mode
    0 indicates the waiting mode, 1 indicates the tracking mode, and 2 indicates the monitoring mode. The difference between the waiting/monitoring mode is whether the alarm switch is turned on.
Set time period tracking mode Mode, 1, 0, 30 The device [681501000329477] enters the tracking mode and will automatically exit the tracking mode after 30 minutes to enter the power saving mode setting waiting mode.
Set the upload time and number of times Time,0800,2 The device [681501000329477] is set to report at 08:00 in the waiting mode, and is reported twice a day.
Set the upload time and number of times Time,1200,2 means to report 2 points a day, start reporting at 8:00, and report a point at 20:00
Tamper alarm fcbj,1,1,1 fcbj,1,1,1 Indicates that the platform, SMS, and phone alarms are all enabled (1 on 0 off)
Light sense alarm jgbj,1,1,1 jgbj,1,1,1 Indicates that the platform, SMS, and phone alarms are all enabled (1 on 0 off)
Release all alarms cancel  
Special attention:
1. All the above instructions need to be set up by the guardian to send successfully.
2. All instruction letters are not case sensitive.
3. If the main number is set incorrectly, you can use the super command to modify it. The super command of all instructions is added "at+wpar=" in front of the corresponding instruction,
For example, the super command of the main number is at+wpar=sos, 13800138000.