Features:
<br />1.This tracker can find the location on the map of the mobile phone, support to reply the photo with MMS.
<br />2.The tracker can record with SIM card slot, power inquiry, callback with sound detecting, reply with mobile
<br />monitoring MMS back and environmental monitoring.
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<br />Specifications:
<br />Color:Black,White
<br />Size:8cmx2.5cmx2.4cm
<br />Material:ABS
<br />Battery: 3.7V 400mAh Li-ion battery
<br />Stand-by Time: 12 days
<br />Working Time: 4-6 days
<br />USB Output: 2.1A
<br />Calling Time: 150-180 min
<br />Net  work Type: GSM/GPRS
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<br />Packaged included:
<br />1x Car tracker
<br />1x Instruction(not included other devices)
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<br />NOTE:
<br />Positioning technology, there are two, one is based on GPS positioning, a positioning is based on mobile operation net  work base station. Based on GPS positioning way is to use a mobile phone GPS module will send signals to its own position background to implement mobile phone positioning. Base station positioning is the use of measuring distance to determine the distance of the base station for mobile phone location. The latter do not need to mobile phones with GPS capabilities, but the precision is largely dependent on the distribution of base station and the size of the coverage, sometimes error more than a kilometer. The former location accuracy is higher.