sockets or the car power outlet exceeds the maximum power output of the battery, the overload indicator
and the indicator of the corresponding socket will flash at the same time for 15s. The EF DELTA will shut
down automatically. Remove the device causing the overload and restart the EF DELTA to resume operation.
Indicate which ports are in use.
j. Port Usage Indicators
EF DELTA display screen indicates various device protection scenarios with different icons and their
combinations.
USB-A icon flashes together with Overload icon.
Resume normal operation by pulling out electrical
appliances and waiting for 10 seconds.
USB-C icon flashes together with High-tempera-
ture icon. Resume normal operation of the
interface by cooling down the machine.
Overload icon flashes. Resume the device to
normal operation by pulling out electrical
appliances and restarting.
Recharging time, Exclamation and High-tempera-
ture icons flash together. This happens usually
after a heavy battery use. Recharging can be
resumed after battery is cooled down.
Exclamation and High-temperature icons flash
together. Power supply can be resumed after
battery is cooled down.
Exclamation and Low-temperature icons flash
together. Power supply can be resumed soon
after moving the device to a warmer place.
Recharging time, Exclamation and Low-tempera-
ture icons flash together. Recharging can be
resumed by warming up battery moderately.
Recharging time, Exclamation and Overload icons
flash together. Pull out the plug, restart the device
and replug. If the lights keep flashing, please
contact our product specialists via support@eco-
flow.com.
. Protection Information Instruction
USB-A Overcurrent
Protection
USB-C High Temperature
Protection
Device Overload
High Temperature
Discharge-protection
High Temperature
Recharge-protection
Low Temperature
Discharge-protection
Low Temperature
Recharging-protection
Overcurrent
Recharging-protection
8
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