WATSON AA-U4CB User manual
Owner's
Manual
Please read
before using
this equipment.
4-Hour
Rapid Charger
for AA/AAA Ni-MH & Ni-Cd
Rechargeable Batteries
Owner's
Manual
Please read
before using
this equipment.
4 Port USB Charger
and Portable Power Pack
for AA/AAA Ni-MH
Rechargeable Batteries
Thank you for
purchasing the
Watson 4 Port
AA/AAA
USB Charger &
Portable Power Pack.
Browse through
this manual for
information and
useful tips on how
to use your new
equipment.
>
THE WATSON AA-U4CB
CHARGER FEATURES
INCLUDE:
1. Fast charging using USB
connection - Charge two or four
AA/AAA size Ni-MH batteries at a
time.
2. Charges your USB devices - using
four Ni-MH Alkaline batteries.
3. Reverse Polarity Protection -
Protect your batteries and the
charger against incorrectly
installed batteries.
4. Multiple charging circuits - Allows
you to charge two or four AA/
AAA size nickel-metal hydride
batteries.
4 | Charger Features
.
0
5. LED indicators - shows charging
and output status.
6. Many compatible devices -
Charges most smart phones,
gaming devices, MP3 players,
digital cameras, and e-readers.
Charger Features | 5
7
You can charge up to 4 AA/AAA Ni-MH batteries fully. Multiple-
battery design accommodates both AA and AAA Ni-MH batteries.
This is an economical power solution for high-tech battery-
operated devices.
Batteries can be charged at least 1000 times and provide high
performance for high-drain devices.
6 | Charger Operation
CHARGER OPERATION:
DANGER: To reduce the risk of fire or electric shock, carefully
follow these instructions. This manual contains important safety
and operating instructions for your charger.
Charging Your Batteries
1Insert two or four AA or AAA batteries
into the battery chambers as indicated
by the polarity symbols (+ and -) marked
inside each chamber.
2Close the battery compartment door.
3Plug the mini-USB end of the included
cable into the device's Charge port. Plug
the USB end into a power source (such
as your computer's USB port).
4Move the mode slider to the left to
begin charging.
5The indicator light will turn red when the
batteries are charging.
6The indicator light will turn green when
the charge is complete.
Note: Flip down the integrated AAA chamber
adapter to support AAA batteries.
Charger Output
1Insert four AA or AAA batteries into the
battery chambers using the polarity
indicated within.
2Close the battery compartment door.
3Plug the USB end of the included cable
into the charger's Output port.
4Plug the other end into the device you
would like to charge.
5Move the mode slider to the right
to begin outputting power from the
charger.
6The USB port will shine blue to indicate
the device is outputting power.
Note: Charging USB devices only works with
four AA or AAA batteries.
Charger Operation | 7
Note: Disposable batteries can be used for
charger output function. However, do not
attempt to charge disposable batteries.
*Actual charging time may vary depending on the battery's
discharge level, capacity, and condition. Longer charging time
may occur when the charger is used in temperatures above
35°C (95°F).
CHARGING TIME*: (approximate)
8 | Charging Time
Type
Ni-MH Capacity 2-4 Cells
AAA 850 mA 1.9 hours
1000 mA 2.2 hours
AA
1800 mA 4.3 hours
2000 mA 5.5 hours
2300 mA 6 hours
*Time based on a USB 1A adapter
CHARGING TIME*: (approximate)
Charging Time | 9
Integrated AAA
chamber adapter
Battery
chamber
Mini-USB port (input)
Battery
compartment
door
Charging Indicator light
Mode slider
USB port (output)
and indicator light
10 | Charger Specifications
SPECIFICATIONS:
Input DC 5V/1A via Micro USB port
USB output 5V/1A
Charging 500 mA
current
Dimensions 4"x 2.7"x 0.9"
(10.2 x 7 x 2.3 cm)
Cable length 23.6" (60 cm)
Weight 7.2 oz. (204 g)
Specifications are typical; individual units may vary.
Specifications are subject to change and improvement
without notice. The actual product may vary from the
product pictured in this manual.
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