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Mini Small Hidden GPS tracking devices for fleet

未知 2019-09-16

Mini Small Hidden GPS tracking devices  has a wide range of industrial and commercial application.It can be hidden in the car to avoid found.It is multi-functional GPS tracker which can meet requirements of clients.SOS, Mic, relay is optional if the customer needs. 

SOS- call for help.Mic- listening what is happening inside the car.Relay- remotely cut off oil. Eelink GPS tracker for car is based on GSM/GPRS network and GPS global positioning system for precise position of vehicle,valuables,children, assets.


Each Hidden GPS tracking devices need to install smart SIM card. The SIM card receive signals from satellites per 30 seconds( Timer could be set) and transmit signals by GSM/GPRS network to our server. User could view the real time location and historical route of vehicle on google map by web browser/ mobile android /iOS APP, SMS.

The Hidden GPS tracking devices manufactured by Eelink are available


The tracking devices information


Model No: TK116

Type: GPS Tracker

Use: Automotive

Operating Principle: Interferometric Type

Carrier Frequency: Dual-Frequency

Certification: ISO2000, ISO14001, ISO/TS16949

Working Voltage: 6-36V DC

Working/Standby Current: <30mA@12V / <10mA@ 12V

GPS Positioning Accuracy: 5-15m

GSM Positioning Accuracy: About 200 M

GSM Frequency: 850/900/1800/1900MHz

Hot/Warm/Cold Start Time: <3s,<15s,<60s

Battery Capacity: 200mAh

Dimensions (mm): 79.5(L)X38.5(W)X13.5(H)

Operating Temperature: -20℃~70℃

Operating Humidity: 20%~80%RH


FEATURES OF Hidden GPS tracking devices TK116

■ Supports quad bands,i.e. 850/900/1800/1900MHz, universal in the world. 

■ Wide Input Voltage:6-36V DC. 

■ GPS precise positioning with A-GPS and uploaded by GPRS regularly, Supports real-time tracking and history track playback. 

■ Keelin Tracking Service Platform, Keelin APP Client, SMS query 

■ Built-in battery, Power disconnect alarm & Low battery alarm. 

■ Supports multiple alarm, acceleration sensor can be added (B models, optional component), so as increase vibration, collision and falling alarm. 

■ Supports ACC status checking and vehicle status notifying. 

■ Relay to remotely control the vehicle.

■ SOS button for SOS call. 

■ MIC to remotely monitor.

■ Multiple protocol support, can be integrated to platform of customers 

■ OTA upgrade firmware.


Where can we use Hidden GPS tracking devices

Logistics enterprises
Fleet management
Bus management
Car sales
Rental car
vehicle maintenance
technology researchers 

Vehicle GPS Tracking Device Solutions

Typical application of GPS car tracker TK116

If you are looking for Vehicle GPS Tracking Device Solutions, Live GPS Tracker for Car, Real Time GPS Vehicle Tracking, Best GPS Tracking Device for Cars, TK116 is your best choice . 


Specifications of GPS Vehicle Tracker TK116


Antenna Built-in GPS Patch antenna; UMTSS/HSPAantenna
GPS Positioning Accuracy 5m-15m (Depending on GPS Signal)
LBS Positioning Accuracy ~200m (Depending on density of base stations)
GPS Frequency L1, 1575.42MHz C/A code
Frequency bands UMTS/HSPA 800/850/900//1900/2100 MHz
GSM850/1900 and 900/1800 MHz Quad-band
GPRS Class 12, TCP/IP
LED Indicator GPS-Blue; GSM-Red
Memory 4MB for application and data storage
Hot/Warm/Cold Start <3x, <15s, <60s
Built-in Battery Embedded 150mAh battery for emergency alarm when removing main power
Standby 4 Hours
Work Current <30 mA
Standby Current <15 uA
Charger 5VDC/1A
IP Waterproof Level IP65
Dimensions (mm) 89mm x 37mm x 12mm
Operating Voltage 9-72V DC
Environment Temperature -20○C – 65○C
Environment Humidity 20% ~ 80% RH
Net Weight 45g


Additional informations 


Packaging: Industrial Packaging Or Box Packaging

Productivity: 100000 Piece/Pieces per Month

Brand: Keelin

Transportation: Air

Place of Origin: Shenzhen,China

Supply Ability: 300000 Piece/Pieces per Month

Certificate: CE/FCC/CCC

HS Code: 8526911000

Port: Shenzhen,Hongkong,Guangzhou



■ Real-time Tracking
■ Route Play Back
■ Cut Oil (Need Relay)
■ SOS Alarm (Need SOS Cable)
■ Listen (Need Microphone)
■ Vibration Alarm
■ Collision / Falling Alarm
■ Speed Alarm
■ Geo-fence Alarm
■ Power Disconnect Alarm

■ Low Battery Alarm


■ 1. Default interface: Microphone input port for remote monitoring
■ 2. Can be extended: ADC input port , used for temperature and oil detection
■ 3. Can be extended: External lithium battery port ,used for High capacity battery
■ 4. Can be extended: UART expansion port (TTL level), RS232 serial port expansion application

Other Specification

GPS Chip MTK high sensitivity GPS chip
Frequency L1,1575.42MHz C/A code
Channels 66
Location Accuracy <10 meters
Tracking Sensitivity - 165dBm
Acquisition Sensitivity - 148dBm
Location time Hot start:≤2sec(open sky)
Cold start:≤35sec(open sky)
Main Specifications
Monitoring Scope ≤ 5M
Antenna Built-in GPS ceramic antenna; GSM quad-ban antenna
LED Indicator GPS(blue), GSM(green), Power(red)
Operating Voltage 9-36VDC
Operating Temperature -20℃~70℃
Operating Humidity 5%~95%,non-dense
Built-in Battery 450mAh/3.7Vindustrial lithium polymer battery
Standby 4 hours
Dimension 87(L) ×41.6 (W) ×12 (H) mm


ADVANTAGES of Hidden GPS tracking devices TK116


  SOS/Over-speed/Geo-fence Alert          

Temperature Monitoring

   Remote Engine/Door Control          Accurate Real Time/LBS Tracking
   Wireless Firmware Upgrade(OTA)   Two Way Communication
   One Wire ®Protocol Supported   Multiple External Equipment Supported
   Built-in 3 axis G-sensor for MotionDetect        4M Internal Backup Log Saving


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