Features 1、Single locating, if there is no authorized number, any number dials up the device number, it will report tracking message. 2、Continuous tracking automatically, send specified format message, it will report real‑time tracking message. 3、Authorization, there are 4 numbers to be allowed to authorize in the tracker at most, you just need send SMS in the format specified to the device. 4、Dialing and SMS tracking, make a call or send SMS to the device number, it will hang up and reply a real‑time tracking message. 5、Alarms, it sets with GEO‑fence alarm, ACC working alarm. Specifications: Features: Single locating, if there is no authorized number, any number dials up the device number, it will report tracking message. Continuous tracking automatically, send specified format message, it will report real-time tracking message. Authorization, there are 4 numbers to be allowed to authorize in the tracker at most, you just need send SMS in the format specified to the device. Dialing and SMS tracking, make a call or send SMS to the device number, it will hang up and reply a real-time tracking message. Alarms, it sets with GEO-fence alarm, ACC working alarm. It has 3 modes to switch, the tracker, the monitor listening, and the dial mode. It can cut off and resume the oil and power system of your vehicle by send specified format SMS to the device. You can set up arm by the SMS and the remote controller, you can disarm through the same way too. With it, you can check the vehicle state, IMEI, and reset SMS, set time zone, GPRS, APN, IP and port, and reset the device. Specification: Condition: Brand New Material: ABS Color: Black Communication System: GSM GSM Frequency: 850/900/1800/1900 MHz GSM Antenna: built-in four-band bracket antenna GPRS: Class 12 GPS: MT3326 Channel Number: 20 Channels Tracking Sensitivity: - 159dBm Capture Sensitivity: - 144dBm Positioning Time: hot start < 2s (open sky), cold start < 38s (open sky) GPS Antenna: built-in high-gain ceramic Patch antenna Built-in battery: 3.7V DC/450mAh Operating Voltage/Current: 9-36V DC/90 mA LED Indicators: Three LED Status Indicators: GPS - Blue, GSM - Green, Power - Red Working Temperature: 25℃ ~ +60℃ Working Humidity: 5% ~ 95% Non-solidification Package Weight: Approx.314g Fitment: Universal Function: GPS/GPRS/GSM vehicle Tracker Real-time tracking Speeding/low power alarm Movement alarm Into/out off Geo-fence alarm ACC detection and inform Cut power alarm Remote control oil and circuit Add vibration alarm Add open door alarm Add detection of air conditioner on and off Add sos alarm Add remote listening Add save power and GPRS function Add AGPS function,receive GPS signals faster Built-in storage memory,blind area data upload Add APP set Package list: 1 * GPS Locator 5 * Wiring Hardness 1 * Relay 1 * Sticker 1 * User Manual Package List