Suaoki U27 Manual Del Usuario página 8

2. Connect the red clamp to the positive terminal of the battery (+), and
then connect the black clamp to the negative terminal of the battery (-).
3. Operate as the following instruction of the battery clamp light indicators:
Status of battery clamp
light indicators
Beep,Beep
Green light is on
The connection is correct and the
circuit is working. Turn on the
engine within 30 seconds to
jump start.
Red light is on with buzzing
The connection is wrong. Please
disconnect the battery clamp from
the vehicle and the jump starter
for 30 seconds. Then reconnect
the red and black clamps
correctly. Wait until the green light
is on, and turn on the engine
within 30 seconds.
EN-5
Operation