Schumacher Electric SL3 Series User manual

SL5
SL3
Models SL3 series, SL4 series,
SL5 series Lithium Ion Fuel Packs
OWNER’S MANUAL
SAVE THIS MANUAL AND READ BEFORE USE.
This manual explains how to use your Fuel Pack
safely and effectively. Read and follow these
instructions and precautions.
SL4

1. IMPORTANT SAFETY INSTRUCTIONS
1.1 SAVE THESE INSTRUCTIONS –
This manual contains important safety and operating
instructions.
1.2 Keep out of reach of children.
1.3 Do not expose the unit to extreme heat, rain or snow.
1.4 Do not disassemble the Fuel Pack; this may result in
re or explosion.
1.5 Do not charge the Fuel Pack at temperatures below
32°F (0°C).
1.6 Ideal operating temperature is 41°-113°F (5°-45°C).
Prolonged exposure to high temperatures will reduce
the life of the battery.
1.7 WARNING: This product contains one or more
chemicals known to the State of California to cause
cancer and birth defects or other reproductive harm.

2. FEATURES
All models include a charging cable.
3
1
2
SL3 series
1. LED
2. Output USB port
3. Input Micro USB port
SL4 series
1. 1A USB port
2. Power level LEDs
3. 2A USB port
4. Power Level button
5. 2A Micro USB port
6. 1A Micro USB (output)
with attached cable
7. 2A USB (input)
with attached cable
3
4 5
6
7
21
1
2
3
4
SL5 series
1. LCD
2. Output 1A USB port
3. Output 2A USB port
4. Input 2A
Micro USB port

3. LED INDICATORS AND LCD DISPLAY
LED INDICATORS
SL3 series:
Recharge: RED LED is ON during recharge; changes
to BLUE when unit is fully charged.
SL4 series:
Charge: 4 BLUE LEDs ON during charging; OFF
when charging is complete.
Recharge: 4 BLUE LEDs turn on, then one or more
blink, indicating the charge level:
100% charged
75% charged
50% charged
25% charged
When charging is complete, all 4 BLUE LEDs turn solid
and stay on until unit is disconnected.
LCD DISPLAY (SL5 series only):
Charge: The LCD display turns on and stays on
throughout the charging process. When the device is
fully charged or the Fuel Pack is fully discharged, the
LCD display will shut off.
Recharge: When connected, the LCD display will turn
on (with the blue backlight on for 10 seconds), showing
% of charge and blinking IN. Once the charging process
is complete, the LCD will show 100% charged, and stay
on until disconnected. To check the capacity (%) available
on the Fuel Pack, shake the Fuel Pack once. The LCD
display will turn on and show the % of charge.
NOTE: The unit’s display screen is covered with
a removable screen protector. If this becomes
scratched, simply peel off and discard.

4. CHARGING YOUR ELECTRONIC DEVICE
Charging times will vary.
The Fuel Pack is pre-charged at 50-60% capacity, and
should be ready to use upon purchase. Charging to
full capacity is recommended before rst use.
NOTE: When charging iDevices, use the charging cable
included with your iDevice. If the lightning connector
end is unplugged during charging and the fuel pack
shuts off, you must disconnect and reconnect both ends
of the charging cable, to resume charging.
Battery Reset
If the battery needs to be reset for any reason, simply
reconnect the fuel pack to your laptop or computer.
SL3 series
1. iDevices: Plug the iDevice charging cable’s end
into your iDevice’s input port.
Other devices: Plug the Micro USB end of the
(provided) charging cable into your device’s input port.
2. Plug the USB end of the charging cable into the
Fuel Pack’s “OUT” USB port.
3. The device should show the charging icon.
SL4 series
iDevices
1. Plug the iDevice charging cable’s end into your
iDevice input port.
2. Plug the USB end of the charging cable into either
the Fuel Pack’s “5V/1A” or “5V/2A” port.
(“5V/2A” is recommended for iPad.)
3. Push the Power Level button on the side of the
Fuel Pack (near “5V/2A” port) to check the capacity
level of the Fuel Pack.

4. The LEDs turn on and stay on throughout the
charging process.
5. Your iDevice should show the charging icon.
6. When the device is fully charged or the Fuel Pack is
fully discharged, the LEDs will shut off.
Other Devices
1. Option 1: Plug the provided (detached) charging
cable’s Micro USB end into your device’s input
port. Next, plug the USB end of the charging cable
into either the “5V/1A” or “5V/2A” USB port of the
Fuel Pack. Refer to your device’s owner manual for
recommendation of either 1A or 2A input current.
Option 2 (using attached charging cable):
Plug the attached cable’s Micro USB end into your
device’s input port.
2. The LEDs turn on and stay on throughout the
charging process.
3. Your device should show the charging icon.
4. When the device is fully charged or the Fuel Pack is
fully discharged, the LEDs will shut off.
SL5 series
1. iDevices: Plug the iDevice charging cable’s end
into your iDevice input port.
Other Devices: Plug the provided charging cable’s
Micro USB end into your device’s input port.
2. Plug the USB end of the charging cable into either
“Output 1” or “Output 2” USB port of the Fuel Pack.
(“Output 2” is recommended for iPad.)
3. The LCD display turns on and stays on throughout
the charging process.
4. Your device should show the charging icon.
5. When the device is fully charged or the Fuel Pack is
fully discharged, the LCD display will shut off.

5. RECHARGING THE FUEL PACK
SL3 series
Recharging will take up to 4 hours.
1. Plug the provided charging cable’s Micro USB end
into the Fuel Pack’s Micro USB “IN” port, and then
plug the USB end into your computer or laptop.
2. The LED indicator will turn on, RED.
3. When charging is complete, the LED will turn BLUE
and stay on until the unit is disconnected.
SL4 series
Recharging will take approximately 4 hours
(use a 2A adaptor to charge the fuel pack).
1. Option 1: Plug the provided (detached) charging
cable’s Micro USB end into the Fuel Pack’s Micro
USB “Input” port, and then plug the USB end into
your computer or laptop.
Option 2 (using attached charging cable):
Plug the attached cable’s USB end into your
computer or laptop.
2. Blue LEDs blink, indicating the level of charge.
3. When charging is complete, all 4 LEDs will turn
solid and stay on until the unit is disconnected.
SL5 series
Recharging will take approximately 7.5 hours
(use a 2A adaptor to charge the fuel pack).
1. Plug the provided charging cable’s Micro USB end
into the Fuel Pack’s Micro USB “IN” port, and plug
the USB end into your computer or laptop.
2. When connected, the LCD display will turn on (with
the blue backlight on for 10 seconds), showing % of
charge and blinking IN.

3. When charging is complete, the LCD will show 100%
charged, and stay on until the unit is disconnected.
To check the capacity (%) available on the Fuel Pack,
shake the Fuel Pack once. The LCD display will turn
on and show the % of charge.
6. MAINTENANCE AND CARE
• Recharge the Fuel Pack every 3 months, if it has
not been used.
• Occasionally clean the case of the Fuel Pack with
a soft dry cloth.
• Store in a cool, dry place.
7. SPECIFICATIONS
SL3 series
Capacity .................................................... 2600 mAh
Input ...............................................Micro USB 5V/1A
Output ......................................................USB 5V/1A
SL4 series
Capacity .................................................... 4200 mAh
Input ...........................Micro USB 5V/2A, USB 5V/2A
Output ............Micro USB 5V/1A, USB 5V/1A, 5V/2A
SL5 series
Capacity .................................................. 10000 mAh
Input ...............................................Micro USB 5V/2A
Output ..........................................USB 5V/1A, 5V/2A
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