Waterproof 18000mah multi function 12v battery jump starter car

Problems When Starting Engine

Q.When jump starter correctly connect with vehicle battery, try to start the engine, instrument panel is on,

but the engine cannot be started.

A.Electric quantity of jump starter is not enough, then cannot start the engine; jump cable doesn’t connect

with vehicle battery well; the vehicle

battery polarity is dusted or dirty; the weather is too cold, need to warm up the engine; the engine placement

is too big to start, have to change bigger jump starter to start.

Q.How many electric quantity of the jump starter can start engine?

A.  Make sure the number of indicator light is not less than 3.

Q.If the jump starter expanded or variant, it can continue to use?

A.Must stop using immediately and collect it.

Q.When the engine started, does the jump starter can still connect with vehicle battery?

A.No, it must be removed within 30’’