【Global Coverage with Advanced Tracking Technology】Utilizing GPS, LBS, and GSM technologies, this tracker provides real-time location updates and worldwide coverage. It ensures you always know the exact location of your assets or loved ones, no matter where they are. 【Comprehensive Safety Features Including Car Alarm】More than just a tracking device, it includes a car alarm system to protect your vehicle from unauthorized access. With additional features like geo-fence alerts and over-speed warnings, it enhances security for both personal and professional use. 【Customizable Geo-Fence Alerts for Enhanced Security】Set up virtual boundaries and receive instant notifications when these zones are breached. This feature is perfect for monitoring the safety of children, elderly family members, or keeping track of business 【GPS Tracker for Auto】Designed to be compatible with most vehicle types, this tracker is an essential tool for fleet managers as well as individuals looking to secure their vehicles. Its versatility makes it suitable for a wide range of applications. 【Easy Setup and Use with SIM Card Flexibility】Simply insert a SIM card (not included) to activate unlimited data coverage and start receiving location updates immediately. The straightforward setup process allows for quick installation and immediate use, making it accessible even for non-tech-savvy users. Specifications: Material: plastic Working voltage: 12V-24V Operating temp: -20℃~+55℃ Tracking sensitivity: -159dBm Location accuracy: ＜10 meters CEP