Parameters: Type:Mini GPS Trackers Size:4*2.5*1.5cm/1.57*0.98*0.59" Material:ABS Talking time:150-180minutes Standby time:12 days Working time:4-6 days Expansion card:Mini TF Card (Not include) Network:GSM / GPRS GSM band:850/900/1800/1900 MHz GMS positioning time:25 seconds Power:5V 300-500mA Battery capacity:3.7V 400 Ma lithium ion battery Working voltage:3.4-4.2 V Storage temperature:-40 to 85 Operating temperature: -20 to 55 Humidity: 5%-95% without condensation. Feature: 1.Support Internet Network data transmission; 2.Supports remote operation of mobile phone. Function: recording, Sound monitoring, GPS track, machine state, restart, etc; 3.Support GPS and LBS (location based service) double tracking system, improve the accuracy of position; 4.Super magnetic power. Build-in 2 pcs strong magnet, you can put it on the metal plate and absorb it automatically; 5.Multiple functions of security, tracking, monitoring surveillance, alarm systems and management as a whole; 6.Handheld and vehicle target. Used extensively for vehicle, person and other moving objects; Package List: 1 * Mini GPS Trackers;1 * USB Cable line. 1 * Using manual Notes: 1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you 2.Please allow 1-3cm measuring deviation due to manual measurement. Method of use: 1. Preparation: a SIM phone card and mini memory card, 2. Boot: open the card cover according to the directions insert SIM card, mini memory card is inserted in, products will be automatically switched on the red light shine out 4 times, 30 seconds to enter standby state. 3. The indicator light: light is normally on four boot, low battery indicator light flash 4, binding master number; Using a mobile phone text 000 sent to alarm the locator number, later the machine reply to phone a message; The set; Binding + master number 5. Separate recordings; Using a mobile phone text 555 sent to alarm the locator number, later the machine reply to phone a message; Snd; recording started : 6. The voice control callback; Using a mobile phone text 666 sent to alarm the locator number, later the machine reply to phone a message; DT; has been successfully set sound monitor, alarm telephone callback: ,When the sound of the alarm locator around more than 40 db, alarm locator will automatically call set phone number in advance.7. GPRS location query: edit mobile phone text messages sent to alarm the locator number 777, later reply phone a native geographical location and Google maps link, location map will be shown after the mobile phone to open the links and text address, make a more accurate location. 8. Product voice query: direct dialing alarm locator card number, after a few seconds to can hear the sound of the alarm locator around (in the query will not make any sound and light alarm locator itself) 9.The location path query; Use their phones to edit text messages sent to alarm the locator number 102, reply later native mobile a/account, password, website 10. Delete the content of the memory CARDS; Use their phones to edit text messages sent to alarm the locator number 445, native reply later phone a TF, clean up the success, the current can have capacity 11. The state of the host; Using a mobile phone text 888 sent to alarm the locator number, later the machine reply to phone a message; ( host all the features on or off battery capacity binding number, signal strength, frequency startup, GPRS TF card capacity etc.). 12. Restart the host; Using a mobile phone text 999 sent to alarm the locator number, such as 1 minute recovery success. 13. Shut down, the information above are remaining power according to stop function; Use their phones to edit text messages sent to alarm the locator number 444, a native reply later mobile phones and "Reset; all tasks have been cancelled" 14. Electricity query: located in every time you reply Often encounter problems: 1. The host can't get through Answer: must insert SIM boot will enable mobile phone signal, after the mobile phone card, so you only need to turn after the reboot the machine. Still have even if your mobile phone card is not in the server, no signal. 2. TF memory card cannot be stored? A: check whether the TF memory card is wrong, if there is no question about the TF card can put the TF memory card format to retry. 3 can't charge? Answer: to charging the GSM card, if you are unable to realize charging is not. 4 what is the main control cell phone? A: is that you need to use it to monitor and alarm system of mobile phone.