Features:● GSM four frequency, built-in GSM/GPS antenna;● Support all deployed and upcoming global navigation satellite systems GPS,COMPASS,GLONASS and Beidou● Support global multi-base station and satellite positioning mode;● Voltage input 9-90V;● Built-in high-power surge protection circuit;● High temperature resistant, safe and explosion-proof rechargeable lithium cobalt acid battery;● Built-in high-power surge protection circuit;● Built-in hardware monitoring circuit, automatic recovery of abnormal state;● Support remote oil circuit control;● Support ACC detection and alarm;● Support driving behavior analysis, rapid acceleration/rapid deceleration/sharp turn alarm;● Built-in battery switching circuit, support power off alarm;● B.
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