• Module: LTE CAT 1 (ML307R)
• Positioning accuracy: 
       GPS <10 meters (Built in GPS/BD dual-mode ceramic antenna)
       WIFI < 500m （urban area)
• LTE Bands: B1/B3/B5/B8/B38/B39/B40/B41  
• Real-time positioning
• Shutdown reminder
• Multi vehicle management
• Mobile search
• Vibration reminder 
• ACC Detection
• Software and hardware multiple protection  
• Operating Voltage: DC 3V
• Standby current: 5.5uA
• Working current: 75~100mA@3V
• Working temperature: -25℃ ~ +80℃
• Product Size: 70mm*43mm*23mm
• Product Weight: 80g
• Battery 2500mAh CR123*2 ( one day one upload: using for 3 years.)