Battery Tester BT300
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System contains multi-language package, which include Chinese,
English, Russian, Japanese, Spanish, German, French, Italian, etc.
After successful setup, it shows "OK" for 2 seconds, then return to
the previous interface.
3.7.2 Voltmeter
BT300Battery Tester can also be used as DC voltmeter.
The working range is 8VDC-30VDC.
CAUTION: BT300 Tester may be damaged when connected to
voltage above 30V!
This function can set the voltmeter On/Off at the bottom line of the
startup interface.
After successful setup, it shows "OK" for 2 seconds, then return to
the previous interface.
Chapter 4 Daily Maintenance
4.1 Eliminate Common Fault
4.1.1 Screen Not Light
Check connection with the battery whether it's well or reverse
connected.