CAUTIONS
Safety
precautions
Before using the instrument, please read this manual careful-
ly for proper operation.
The tester is suitable for both 12V and 24V vehicle batteries.
The tester is suitable for operation at voltages ranging from 9V
to 35V direct current (DC).
If the battery is just fully charged, the voltage will be slightly
higher than normal. Therefore, please turn on the headlights
for 2-3 minutes and wait until the voltage drops back to normal.
Then turn off the vehicle appliances and proceed the test.
Before use, check that the test fixtu re insulation is intact,
orthatthere are exposed and broken wires. Do not use until the
back cover is closed, otherwise there is a risk of electric shock.
Do not use and store the instrument in high temperatures, high
humidity, flammable, explosive and strong electromagnetic
fields.
Do not change the internal wiring of the instrument to avoid
damage to the instrument and other safety hazards.
Wear qualified eyewear when testing or repairing the car to
prevent unknown objects from flying into your eyes when the
engine is started.
Please run and maintain the car in a well-ventilated environ-
ment to prevent inhalation of toxic gases.
If the car's engine is running, do not place the instruments and
accessories next to the engine or exhaust pipe as they may be
damaged by high temperature.
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