Roav R3120 Manuel De L'utilisateur page 5

Jump Starting Your Car
1. Turn on your Roav Jump Starter Pro and make sure it is over
50% charged.
If it is less than 50% charged, it may not be able to start
your engine. We recommend fully charging the battery
before you use the jump starter for the first time.
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2. Plug in the jumper cables. The LED display on the jump cables
should show circulating clockwise.
3. Connect the red clamp to the positive terminal ( + ) and black
clamp to the negative terminal ( - ) of your car battery.
4. Start your engine. The cables' LED display should show the current
voltage of the jump starter battery.
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