Welcome to our shop! Item Type: Tracking Locator Material: ABS + Metal Function: Real-time tracking by SMS/Platform, Speeding/Geo-fence/ACC ON alarm, Support Vibration alarm, Alarm mode by SMS/calling, IP65 Waterproof resistance casing Specifications: Dimension(LxWxH): Approx. 90 x 49.3 x 16.7mm/3.5 x 1.9 x 0.7in Network: GSM/GPRS/GPS, TCP/IP Band: 850/900/1800/1900 Mhz GPS Sensitivity: -159dBm GPS Accuracy: 5-10m Time To First Fix: - Cold Status: 45-90s - Warm Status: 35s - Hot Status: 1s Work Voltage: 12-24V Storage Temp.: -40 to +85 Operation Temp.: -20 to +45 Humidity: 15%-95% Package includes: - 1 x Tracking Locator - 2 x Wire Set - 1 x Relay - 1 x Manual 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.