• Module: LTE CAT M1 (EG915)
• Positioning accuracy: 
       GPS <10 meters (Built in GPS/BD dual-mode ceramic antenna)
       WIFI < 500m （urban area)
• LTE Bands: B1/B2/B3/B4/B5/B7/B8//B20/B28/B66+B34,B38,B39,B40,B41.
• GSM Bands: 850/900/1800/1900MHz
• Real-time positioning
• With RTC clock inside
• Week pattern
• Timing mode
• Alarm mode
• Anti-demolition alarm
• Software and hardware multiple protection  
• Operating Voltage: DC 3V
• Standby current: 2uA
• Working current: 75~100mA@3V
• Working temperature: -25℃ ~ +80℃
• Product Size: 70mm*40mm*30mm
• Product Weight:106g
• Battery 4200mAh CR123*3 ( one day one upload: using for 5 years.)