Heacent TK103A - Accident alarm (Option); ACC working alarm; Cut off the Oil and Power System

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Remark: The recommended speed should be not less than 30km/h. For below
that rate, it will be effected the accuracy by GPS signals drift etc.
6.19.8 Accident alarm (Option):
When tracker detects accident occurred (severe impact), it will send "
Accident! + latitude & longitude " to all authorized phone numbers.
6.19.9 ACC working alarm
6.19.9.1 This function is disabled as default. To active this functions, send
"ACC+password" to tracker, it will reply "ACC ok". And tracker will send
"ACC on+latitude & longitude" to authorized numbers when detect ignition
action, that means the vehicle has been started; and tracker will send “ACC
off+latitude & longitude" to authorized numbers, that means ACC off.
6.19.9.2 Send "noACC+password" to disabled this function, tracker will reply
"noACC ok".
6.19.9.3 This configuration can only enable and disable the alarm to authorized
numbers; it will send to web server automatically in GPRS mode and can't
be disabled.
6.20 Cut off the Oil and Power System
6.20.1 Send "stop+password" to tracker, if vehicle speed is more than 20km/h,