• Support GPS + Beidou Multiple Positioning System
• you can also check the historical track of any time period at any time
• Just plug this small and compact GPS tracker into the OBD port in the car
• Computers and mobile apps can collect vehicle driving data (data for the day needs to be compiled the next day)

Specifications:

• Dimensions: 49 x 33.4 x 38.6mm
• Weight: 41g (including battery)
• Built-in battery: 90mAh (3.7V)
• Operating voltage: 12-24V DC
• Operating temperature: -20℃ to +60℃
• Storage Temperature: -20℃ to +70℃
• Sensor: Precision vibration sensor
• Frequency band:
• FDD: b1/b3/b5/b8
• FDD: b1/b2/b3/b4/b5/b7/b8/b28/b66 
• GSM/GPRS/EDGE 850/900/1800/1900MHZ
• Communication module brand/chip model: SIMCOM-A7670SA
• Positioning module brand/chip model: SIMCOM-A7670SA
• Root Mean Square Error: S degrees
• Maximum output power: EGSM900:33dBm±2dB/5dBm±5dB 
• DCS1800:30dBm±2dB/0dBm±5dB 
• EGSM900 (8-PSK): 27dBm±3dB/5dBm±5dB 
• DCS1800 (8-PSK): 26dBm±3dB/0dBm±5dB
• WCDMA B1/B5/B8: 24dBm+1/-3dB/<-49dBm
• LTE-FDD B1/B3/B5/B8: 23dBm±2dB/<-39dBm
• LTE-TDD B34/B38/B39/B40/B41: 23dBm±2dB/<-39dBm 
• Dynamic output range: -15~-108dbm
• Receive Sensitivity: -107dbm
• Maximum Frequency Error: ±0.1ppm
• Sensitivity Cold Start: -145dbm
• Hot Start: -156dbm
• Warm Start: -145dbm
• Navigation: -160dbm
• Tracking: -162dbm
• Positioning accuracy: <5m
• First positioning time Cold start: 32 seconds on average
• GSM antenna: Built-in
• GPS antenna: Built-in
• LED Indicator: Power, status indication
• Transmission protocol: TCP
• Power detection: Upload alarm information when the main power is disconnected.
• Data reporting: real-time update of GPS data and support for customer customization
• Electronic fence: TBD
• Driving behavior detection: Vehicle speed exceeds the set speed to upload speeding alarms
• GPS data: real-time positioning update
• Vibration Alarm: Vibration report of the vehicle in the defense state
• Certification: RoHS, CE