Description: Engineered with OBDII interface, it allows the product to be plug-and-play and easy to install. What's more, it allows storing up to 3 months of history tracks; and with LED indicator, it can show GPS working status. If the device goes beyond the established distance, or if the battery is stolen, or if the set speed is exceeded, your phone will receive an SMS alert. It is made of plastic and electronic component, which is durable and portable. The length of the product is 7.3 cm, the width is 4.8 cm, the height is 2.5 cm. It is suitable for tracking vehicles, cars, trucks, Children, dogs, elderly, motorcycle, and so on. Item Name: GPS Tracker Material: Plastic,Electronic Component Colour: Black Backup Battery Capacity: 180mAh (Included) Network: GSM/GPRS GPS Frequency Band: GSM 850/900/1800/1900mHz GPRS: TCP/IP Voltage Range: DC 9-50V Working Current: 22mA (DC 12V) / 12mA (DC 24V) GPS Start Time: 38s (Cold Start)/32s (Warm Start)/2s (Hot Start) GPS Positioning Accuracy: 10 m (2D RM) Features: Easy Installation, Easy to Use, Real-time Tracking Size Details: 7.3 cm x 4.8 cm x 2.5 cm/2.87" x 1.89" x 0.98" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x GPS Tracker 1 x User Manual