This product is based on GSM or GPRS network and GPS positioning system, through short message, cellphone APP or webpage to remote target positioning or monitoring, is the most technologically GPS and AGPS dual positioning, built-in large-capacity battery, superlong standby of 90 days, easy installation and strong magnetics adsorption portable GPS locator. The device is widely used in car rental or small fleet management, outdoor sports positioning, children or elderly or disabled or custody of valuables, driving safety, personnel management, tracking and positioning. Features: Multi-alarm modes design, support SOS alarm, fence alarm, speeding alarm, moving alarm and vibrations alarm. Real-time free tracking, GSM or GPS dual-mode positioning, positioning accuracy can reach within 5 meters, more accurate positioning. Built-in 10000mAh large capacity battery, charging once can support ultralong standby time. Compact size, strong magnetics configuration, can be attached to the bottom of the car tracking positioning, with a waterproof bag. Electronic Fence: Set up a fence to restrict its movements within a district, an alarm message will be automatically sent to your cellphone when it goes out of or gets in this district. Overspeed Alarm Function: When the speed is exceed the speed you presetted, it will send message "speed alarm " to the admin number. Historical tracks can be saved for 180 days, support historical playback at any time, which can show the current speed, direction, travel time and so on. Support four free tracking platforms, computers, cellphone IOS or Android APP, website and short message service. Note: Users can directly download the cellphone client or login to the platform to enter the number on the back of the device as the user name, the initial password is: 123456. Specifications: Name: GPS Locator Material: ABS Battery: 1 x 3.7V 10000mAh Li-ion battery (included) Network: GSM or GPRS Band: 850 or 900 or 1800 or 1900Mhz GPS sensitivity: -159dBm GPS accuracy: 5m Wall chargeing device: AC110-220V input 5V-1A output Standby time: 150days Time to first fix: Cold status 45s Warm status 35s Hot status 1s Storage temperature: -40℃ to and85℃ Operation temperature: -20℃ to and55℃ Humidity: 5 percent -95 percent non-condensing Item size: 85 x 70 x 32mm or 3.35 x 2.76 x 1.26in Item weight: 247g or 8.71ounce Package size: 130 x 100 x 60mm or 5.12 x 3.94 x 2.36in Package weight: 392g or 13.83ounce Packing List: 1 x GPS Locator 1 x Cable 1 x Sim Adapter 1 x Storage Bag 1 x Ejection Pin