Welcome to our store. Description:1. Size: 90 * 72 * 22 cm2. Battery capacity: 5000mAh, Attention: Do not use fast charging plugs for charging.3. Weight: 167 gSpecification:1. Equipped with powerful magnets, easy to hide and install.2. Web tracker monitoring software.3. Support SMS/Web/mobile application tracking.Notice:The product operates according to the existing GSM/GPRS network and GPS satellites, and can locate and monitor any remote target through SMS, applications and the Internet. Adopting the most advanced GPS and AGPS dual positioning technology.1. This model is only applicable to GSM SIM cards.2. Ensure that the GSM SIM card supports calling, sending messages, and networking.3. Ensure that the GSM SIM card has sufficient balance.4. Ensure that the GSM card has enabled the calling program and disabled it.5. Insert the GSM SIM card correctly.>>Regarding tracking Android/iOS mobile applications (applications on mobile phones):Scan the QR code to install the application on your phone, register and add an account.Search for Tkstar GPS or scan the QR code in the Apple App Store/Google Play Store to install.If you have any questions about the product after receiving your package, please feel free to contact us at any time.