Xiaomi GPS Tracker Strong Magnetic Car Tracking Anti-Lost Anti-Theft Equipment Mini Portable Precise Positioning GPS Locator ！！！NOTE：The 3/4/5G SIM card needs to be compatible with 2G network, otherwise it will display no data or no service. 1. Small size and light weight,easy to carry.2. Black shell,perfect for tracking vehicles,teens,wives,the elderly or the active. With two strong magnets in-side,easy to firmly attach to the vehicle,no need for additional installation. 3. All you need is a working SIM card (not included!) To insert into the device,then you can track and map (with google-Maps) in real time on the internet. Specifications: Model: GF-07 Size: 35*20*14mm Recording range: 80 square meters Memory support: 16GB Package Included: 1 * Mini Magnetic GPS Tracker (SIM card and TF card are not included) 1 * USB Charging Cable 1 * ManualUsage method:1. Preparation: a SIM phone card and a mini memory card.2. Power on: open the card cover and insert the SIM card in the direction indicated.After inserting the mini-memory card, the product will automatically turn on and thered light will flash for 4 times and go out. After 30 seconds, it will enter the norma!standby state.[Note: lf you do not read the memory card, insert it again]3. Indicator light: the power-on indicator light is always on for 4 times and off, andthe low battery indicator light flashes quickly4. Bind the master control number: Edit the text message 000 with your mobilephone and send it to the alarm locator number. Later, the phone will reply with atext message;Set; Binding+master control number5. Pickup: Edit the text message 555 with your mobile phone and send it to thealarm locator number. Later, the phone will reply with a text message; [Snd; pickupstarted]6, Voice control callback; Edit the text message 666 with your mobile phone andsend it to the alarm locator number. Later, the phone will reply with a text message;DT; Voice monitoring and alarm call callback have been set successfully]..When the sound around the alarm locator is greater than 40 dB, the alarm locatorwill automatically call the preset mobile phone number.7,GPRS location query: edit the SMS 777 and send it to the alarm locator number.Later, the phone will reply to a Google map link of the Chinese geographical locationand the mobile phone. After the mobile phone opens the link, the location map andfext address description will appear to make the location more accurate.8. Query of the sound around the product: directly dial the number of the card in thealarm locator.After a few seconds, you can hear the sound around the alarm locator(the alarm locator itself will not emit any sound and light during the query)9, Locating track query: Edit the SMS 102 on your mobile phone and send it to thealarm locator number. Later, this machine will reply to your mobile phone with a[account number, password] and log on to the website www.xtgps.top10. Real-time query of location: Operate on the computer platform.