OBDII GPS GSM GPRS Locator Vehicle Real Time Tracking Device Overspeed Alarm History Playback for Car TruckWithout SIM

Feature: 1. Wide Application: The black shell is easy to hide and is very suitable for tracking cars, trucks, teenagers, spouses, seniors or assets. 2. High Positional Accuracy: Built‑in GSM antenna, 850 900 1800 1900 MHZ GSM frequency; 159 dBm GPS sensitivity, real time tracking at intervals. 3. Multifunction: Resend data from signal dead zone; GPS inflection point supplementary transmission; APN adaptive status query; Low power alarm. 4. Driver and Vehicle Alerts: Overspeed alarm; Geo‑fence alarm; Vibration alarm; Power failure alarm; History playback. 5. OBD Port: No battery needed, powered by OBD. Locate Loved ones phones instantly when they re walking, biking, or on public transit. Specification: Item Type: Car Tracking Device Material: ABS GSM Module: RDA8955 GSM Frequency: 850 900 1800 1900 MHZ LBS Positioning Accuracy: 100 500 meters Built in GSM antenna Battery: Lithium polymer battery 80mAh (included) GPS Chipset: For U blox 7020 GPS Sensitivity: 159 dBm GPS Frequency L1: 1575.42 MHZ Channel 35 channel check track GPS Positioning Accuracy: 5 10m, 2D RMS Speed Accuracy: 0.1m s Time accuracy is synchronized with GPS GPS Data: WGS 84 Hot Start: <1s Hot Start: <38s Maximum Altitude: Approx. 18000m 19685ydMaximum Speed: 515m s Acceleration Of Gravity: <4g Working Voltage: 9VDC 36VDC Working Current: 50mA 160mA Working Temperature: 20 celsius 70 celsius Humidity: 5percent 95percent . Package List: 1 x OBD Tracking Device