1, Product Features
Multiple positioning modes: GPS+AGPS+WiFi+Beidou+LBS+TF card
Global GSM+GPRS quadband system: 850/900/1800/1900MHz
Location query: Users' specific location can be queried through mobile phones or computers
Electronic fence: Designate an area on the map centered around the device, and immediately call the owner when the area is out
Historical trajectory: Query the device's operating trajectory within three months anytime and anywhere SOS for help: In an emergency situation, press the SOS button to send a distress call and message to the guardian
Address book: Add/view supervision numbers (SOS, dad, mom)/whitelist/friends (50 in total) through the guardian's mobile app
Bidirectional call: When the phone book number calls, it can communicate with the user to each other
Find device: If the device is lost, you can find it through the mobile app
Device alarm clock: set through the guardian's mobile app
Classroom anti disturbance mode: Set a time range for not disturbing through the guardian's mobile app, and the device blocks incoming calls Remote shutdown: The device shutdown function can be achieved through the guardian's mobile app
Remote restart: Device restart function can be achieved through the guardian's mobile app
Intelligent power saving:Turn off/on GPS and data upload within the time range
Mobile client/GZH/computer service platform, multiple control methods
2, Client operation instructions
3.1 APP Login
1. Login needs to be manually entered through device IMEI and default password 123456 Function description:
2. Information: After various device alarms, the client will receive an alarm push and can enter the information to view the content.
3. Positioning: Real time viewing of device location. The map interface can display the location of the device, with a default upload interval of 10 minutes. When the icon is for base station positioning, it is for GPS positioning
4. Trajectory: You can view the trajectory within the past 3 months (GPS for the green route and LBS for the blue route)
5. Safety range: Three safety ranges can be set, with a minimum radius of 100 meters for the fence. When users move from the fence to the outside, a corresponding name range alarm will be generated.
6. Find device: If the device is not around and sends this command, the device will ring for easy search. Press the stop button to stop the ring
7. Alarm: You can set up to 3 alarms, which can be set according to your own needs.
8. Non disturbance period: During this period, the device blocks all calls.
9. Supervision number: device, SOS, dad, mom numbers can be set
10. Attendance: Prompts will be issued when entering or leaving the map set location or WIFI SSID within the set time period
11. Whitelist: Can set up a list of 47 phones that can be dialed to devices. Add: Press the Add Contact button Delete: Long press the contact person to delete or drag from right to left to delete
12. Power saving: You can choose to turn GPS positioning on/off, and turn off uploading data at a specified time
13. Remote restart: When an abnormality is found, the device can be restarted
14. Remote shutdown: Terminating device operation can also remotely operate shutdown
15. Settings: Set up various items of the device.
3, Equipment related usage instructions
4.1 Keys
1. Long press for 3 seconds to turn on the device, short press for no card to turn off the device, and long press for 8-9 seconds after installing the card to turn off the device
2. After loading the card, standby, press and hold for 3 seconds for SOS emergency alarm
3. When a related phone call rings, press the button to answer, and briefly press to end
4. Short press to stop when the alarm clock rings
4.2 Equipment SOS emergency alarm
After loading the card, standby, press and hold the SOS button for 3 seconds, and cycle through 3 supervision numbers for one round. If the phone is connected in the middle, the call will not continue. If there is no answer, the call will continue until the end of the round. Simultaneously send an alarm notification to the APP.
4.4 Bidirectional calls
Add supervision numbers (SOS, dad, mom)/whitelist/friends (50 in total) through the guardian mobile app. When the device's relevant numbers call, they ring, answer with the button, and hang up with a short press.
4.5 Factory password
Edit the text message "pwrst" and send it to the device number to restore the factory password. Reply to the message 'Password cleared successfully'
4.6 Restore Factory
Edit the text message "1122" and send it to the device number. The device will automatically restart and reply with the text message "Factory settings successful"
4.7 Querying IMEI
Edit the text message "IMEI #" and send it to the device number, reply with the text message IMEI number (20000000000 1)
4.8 Modifying IMEI
Edit the text message "IMEI #+valid IMEI number" (IMEI # 20000000000 1) and send it to the device number, replying with the text message "Set successfully"
4.9 Led Lamp Settings
Edit the text message "led # on/led # off" and send it to the device number to turn on/off the LED light
4.10 Modifying Location Upload Interval
Edit the text message "time #+digits" (time # 1 can be set to 1-60 minutes) and send it to the device number, reply with the text message "time #+digits"
4.12 Automatic startup
The device is in a low power shutdown state, and the power connection reaches 3.7
Audited Supplier 
){kind=link}
){kind=link}