ETCR 6300 - VI Operating Method; Start-up, Shutdown

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VI Operating Method
1. Start-up, Shutdown
Press POWER key to start up, LCD will begin to display; Press the
POWER key again, the leaker will shut down. After starting up for 5
minutes, LCD will flick notes that the leaker will shut down
automatically; after flickering for 30s, it will shut down formally to
reduce battery consumption. In case you have pressed POWER key
when LCD was flickering, the leaker will continue to work for 5 minutes.
If LCD was very dark after starting up, it might be caused by
low-voltage battery, in this case, please change battery immediately.