4-Hour
Rapid Charger
for AA/AAA Ni-MH & Ni-Cd
Rechargeable Batteries
Owner's
Manual
Please read
before using
this equipment.
Thank you for
purchasing the
Watson 4-Hour
Rapid Battery
Charger.
Browse through
this manual for
information and
useful tips on how
to use your new
equipment.
>
THE WATSON 4-HOUR
RAPID BATTERY CHARGER'S
FEATURES INCLUDE:
1. Universal Power Supply -
100~240V AC input voltage
2. Multiple Charging Circuits -
õ
.
7
4 | Charger Features
Allows you to charge two or
four AA/AAA size nickel-metal
hydride or nickel-cadmium
batteries.
3. Automatic Charge
Current Selection -
Automatically selects the best
charging current for each
battery size.
4. Automatic Shut-Off A special circuit senses when
battery is fully charged.
5. Reverse Polarity Protection-
$
0
Protects your batteries and
the charger against incorrectly
installed batteries.
6. Safety Timer Shut-Off Turns off the charger to prevent
overcharging batteries.
7. Short Circuiting Protection Protects the charger and
batteries from short circuits.
8. Over-Current Protection Protects the charger from
defective or shorted batteries.
9. Simultaneous Charging Patented technology charges
AA and AAA size batteries
simultaneously.
Charger Features | 5
CHARGING OPERATION
AA & AAA BATTERIES:
Insert 2 or 4 AA or AAA Ni-CD or
1
Ni-MH batteries into battery chambers,
oriented according to the polarity
symbols (+ or -) that are marked inside
each chamber.
Pull out the flat AC plug 90 degrees, and
2
plug into a standard AC outlet.
The charging indictor lights will flash
3
before charging, then go solid red while
charging.
When the batteries are fully charged, the
4
lights will go solid green.
When you are finished charging the
5
batteries, remove the flat AC plug
from the AC outlet.
6 | Charger Operation
To reduce the risk of fire or electric
DANGER:
shock, carefully follow these
instructions. This manual contains
important safety and operating
instructions for your charger.
Before using the charger, read all
instructions and advisories about the
charger, the batteries to be charged,
and the products that
use the batteries.
Charger Operation | 7
CHARGING TIME*:
(approximate)
Type
Ni-MH 2 pcs. 4 pcs.
AAA
*Actual charging time may vary depending on
the cell's discharge level, capacity, and condition.
Longer charging time may occur when the charger
is used in temperatures above 35°C (95°F).
8 | Charging Time
Capacity
1800 mAh 110 min. 220 min.
AA
2300 mAh 140 min. 280 min.
1000 mAh 100 min. 200 min.
Charging Time
Rapid Charger
Charging Time | 9
SPECIFICATIONS:
Power Adapter: Input 100~240V AC,
50/60 Hz; 10 W
Charging Current: AA=2A, AAA=1A
Safety Guard Timer: 6 hours
Automatic Negative Delta V and
Shut-off:
Zero Slope Detection
Approvals: UL, CUL
Dimensions: 4.3 x 2.7 x 1.3
(111 x 70 x 35 mm)
Weight: 2.8oz (80g)
Specifications are typical; individual units may
vary. Specifications are subject to change and
improvement without notice.
10 | Charger Specifications
GENERAL
CHARGING HINTS:
It is normal for the batteries to
become warm while charging.
Charge batteries in temperatures
between 32°F and 113°F (0°C and
45°C). Cold batteries cannot charge
fully. If they are too warm, the
batteries can lose their capacity
to recharge.
Do not charge batteries other than
those listed in this manual, and do
not use procedures other than those
described in this manual.
Note: If two level indicators are flashing,
it is an indication that at least one of the
batteries needs to be replaced.
Charging Hints | 11
IMPORTANT SAFETY
INSTRUCTIONS:
WARNING! TO REDUCE
THE RISK OF INJURY:
Charge only Ni-CD or Ni-MH batteries
with this charger. Other types of batteries
can burst, causing personal injury and
damage.
Unplug the charger from the AC outlet
before attempting maintenance or
cleaning.
Do not disassemble the charger. Take
it to a qualified service technician when
service or repair is required. Improper
assembly may result in the risk of electric
shock or fire.
Do not use any attachment not
recommended or sold by Watson, as this
could result in the risk of fire, electric
shock, or injury.
12 | Safety Instructions
CAUTION! TO REDUCE
THE RISK OF DAMAGE:
Do not use an extension cord. Its use
could result in fire or electric shock.
Do not operate the charger if it has
received a sharp blow or has been
dropped or damaged in any way. Take
it to a qualified service technician for
repair.
Do not expose the charger to rain
or excessive moisture.
Never use the charger as a DC power
source for any electrical equipment.
Warning: To prevent damage to your
charger as well as the risk of electrical
shock, always unplug the charger from
the AC outlet before handling
the batteries.
Safety Instructions | 13
WARNING: To reduce the risk of fire
or shock hazard, do not expose this
product to rain or moisture.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
DO NOT REMOVE COVER OR BACK. NO USERSERVICEABLE PARTS INSIDE. HAVE PRODUCT
SERVICED BY QUALIFIED PERSONNEL ONLY TO
REDUCE THE RISK OF ELECTRIC SHOCK.
This symbol is intended to alert you
to the presence of uninsulated and
dangerous voltage inside the product
housing which could be of sufficient
power to deliver an electric shock. Do
not open the product housing.
This symbol is intended to inform
you that important operating
and maintenance instructions
are included in the literature that
accompanies this product.
14 | Safety Warnings
ONE-YEAR LIMITED WARRANTY
This Watson product is warranted to the original purchaser to be free
from defects in materials and workmanship under normal consumer
use for a period of one (1) year from the original purchase date or thirty
(30) days after replacement, whichever occurs later. The warranty
provider's responsibility with respect to this limited warranty shall be
limited solely to repair or replacement, at the provider's discretion,
of any product that fails during normal use of this product in its
intended manner and in its intended environment. Inoperability of the
product or part(s) shall be determined by the warranty provider. If
the product has been discontinued, the warranty provider reserves
the right to replace it with a model of equivalent quality and function.
This warranty does not cover damage or defect caused by misuse,
neglect, accident, alteration, abuse, improper installation or
maintenance. EXCEPT AS PROVIDED HEREIN, THE WARRANTY
PROVIDER MAKES NEITHER ANY EXPRESS WARRANTIES NOR ANY
IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO ANY IMPLIED
WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR
PURPOSE. This warranty provides you with specific legal rights, and
you may also have additional rights that vary from state to state.
To obtain warranty coverage, contact the Watson Customer
Service Department to obtain a return merchandise authorization
("RMA") number, and return the defective product to Watson
along with the RMA number and proof of purchase. Shipment of
the defective product is at the purchaser's own risk and expense.
For more information or to arrange service, visit
www.poweredbywatson.com or call Customer Service at 212-594-2353.
Product warranty provided by the Gradus group.
www.gradusgroup.com
Watson is a registered trademark of the Gradus Group.
©2014 Gradus Group LLC. All Rights Reserved. GG3
Warranty | 15
www.poweredbywatson.com
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