Green (Flashing)

• Stand-by mode - cable is connected to booster only.
• Smart cable is only connected to the vehicle (without connecting the booster). Vehicle battery voltage is between 13,5V and 17,2V.       

Green (Solid)

• Jump Start Ready mode - cable is connected correctly to both battery and booster.

Green & Red (Solid)

• Jump Start overtime mode - auto shut-off, due to inactivity (more than 120 seconds). Disconnect the booster from the vehicle battery, then restart from Jump Start Step 1.
• Voltage limit protection - wait for 30 seconds to let voltage going up, then disconnect either clamps to auto reset.    

Green & Red (Solid) with beeps (one per second)

• High temperature protection - the Smart cable will reset automatically.

No lights

• Smart cable is only connected to the vehicle (without connecting the booster).
• Vehicle battery voltage is below 5V (Smart cable will not work).

Red (Solid) with beeps (one per second)

• Smart cable is only connected to the vehicle (without connecting the booster).
• Vehicle battery voltage is below 13,5V.
• Input high voltage protection - the battery pack may be defective. Contact us via the “Contact Us” link at the bottom of the page.
• Input low voltage protection - recharge the booster.

Red (Solid) with beeps (rapid)

• Short circuit protection - in Stand-by mode, the smart cable positive clamp and negative clamp were connected. Warning: In Jump Start Ready mode, this could lead to danger.

Red (Solid) with beeps (twice per second)

• Reverse polarity protection - detection of reverse polarity connection as long as the vehicle battery voltage is at least 0,5V.

Green & Red (flashing alternately)

• Reverse charging protection - disconnect either clamps, then the Smart cable will enter Stand-by mode