Optima Home Scales SHADOW User manual

version:1.0
OPTIMA HOME SCALES
User Manual
Body Scale SHADOW
Thank you very much for selecting the OHS Body Scale SHADOW.
OPTIMA HOME SCALES
PO BOX 1526 CUMMING GA 30028 UNITED STATES
TEL:[phone] www.optimahomescales.com
Please read the user manual carefully and thoroughly to ensure the safe
usage of this product and keep the manual for further reference in case
you have problems.

Table of Contents
Safety Information
Safety and Usage Information........................................................................................................2
Your Scale and Its Environment.....................................................................................................3
Efficient Use of Your Scale ............................................................................................................3
Overview
General Instructions.......................................................................................................................4
Device Components.......................................................................................................................4
Function Indication.........................................................................................................................4
List..................................................................................................................................................4
LCD Display...................................................................................................................................5
Initial Start-Up
Insert the Batteries.........................................................................................................................6
Start Measuring
Initializing Your Scale ....................................................................................................................7
Start Measuring..............................................................................................................................7
Troubleshooting
Error Prompt..................................................................................................................................8
Specifications...................................................................................................................................9
Maintenance .....................................................................................................................................10
Warranty............................................................................................................................................10
Appendix
EMC Guidance.............................................................................................................................. 11
1
Table of Contents

Safety and Usage Information
The warning signs and symbols are essential to ensure your correct and safe use of
this product and protect you and others from injury. Please kindly find the meanings of the
warning signs and symbols, which you may encounter in the label and user manual, as
follows:
Symbol for “THE OPERATION
GUIDE MUST BE READ”
Symbol for “MANUFACTURER”
Symbol for “DIRECT CURRENT”
Symbol for “COMPLIES WITH EU
REQUIREMENTS”
Symbol for “MANUFACTURE
DATE”
Symbol for “ENVIRONMENT
PROTECTION –Waste electrical
products should not be disposed of with
household waste. Please recycle where
facilities exist. Check with your local
authority or retailer for recycling advice”
Symbol for “SERIAL NUMBER”
Your Scale and Its Environment
To ensure your safety as well as the service life of your scale, please avoid using
the scale under the following circumstances:
Slippery floor such as tile floor
Jumping onto the platform immediately after bath or with wet feet
Near a cell phone or microwave oven
Avoid storage in the following locations:
Where there is water
Where the device may be exposed to extreme temperatures, humidity, moisture, direct
sunlight, dust, or salt air
Where there is risk of shock or drop
Where you store chemicals or full of corrosive gases
Where in reach of the infants or children
Efficient Use of Your Scale
To ensure the accuracy of measurement, please follow below instructions when
you start measurement.
Place the scale on a flat, hard surface. Soft surface such as carpet will affect the
performance of the scale.
Start measurement at least two hours after Getting up or Dinning.
Avoid measurement immediately after strenuous exercise, sauna or bath, drinking, and
dining.
Always start measurement in the same time slot and on the same scale located on the
same flat, hard surface.
To ensure the accuracy of weighing, when you moved the scale or haven’t used the scale
for a long time, please turn on the scale first, wait until it turns off, then you can stand on
the platform again and measure your weight.
When you don’t use the scale, please place it stable. Do not put anything on it.
Any information provided by this scale is in no way meant to treat, cure or prevent any
disease or illness from happening. If in doubt, contact your physician.
It is intended for use in the domestic setting only.
2 3
Safety Information
Safety Information

Overview Overview
General Instructions
OHS Body Scale SHADOW applies SENSE ON technology. It’s not necessary to turn
on or turn off the scale, just stand on the scale for measurement. It is delicate and
trendy, convenience for using.
Device Components
LCD Display
Battery Compartment
UNIT Button
Function Indication
UNIT Button: Press “UNIT Button” to turn on the scale.
LCD Display
Symbol
Description
Kilogram
lb
Pounds
List
1. Body Scale SHADOW
2.Three AAA-size Batteries (1.5V per each)
3. User Manual
4 5

Insert the Batteries
Open the battery door in the back of the scale.
Insert the batteries (3 x 1.5V AAA) into the battery
compartment according to the polarity indications
marked inside the compartment.
* The digits “8888” will be shown on the LCD.
Close the battery door and wait until the digits
“0.0kg” are shown on the LCD.
Initializing Your Scale
1. Press the platform center and remove your foot
or
Press UNIT button to turn on the scale.
2. “0.0” will be displayed.
3. The scale will switch off and is now ready for use.
This initialization process must be repeated if the scale is moved.
At all other times step straight on the scale.
Start Measuring
1. Place the scale flatly on a hard surface.
2. Step onto the platform and stand still until the weight is stable, the numeral
on the LCD will blink, then the weight is locked.
3. The measuring result is displayed for about 10 seconds, and then it will turnoff.
Note: If there is no operation in 10 seconds when the scale is on, it will turn off automatically.
6 7
Initial Start-Up
Start Measuring
CAUTION
When the symbol “Lo” appears, the device will power off in about 4s. Then you shall replace with a new
set of batteries. Please replace all three batteries at the same time. Do NOT mix the old batteries with the
new ones.
Worn batteries are hazardous waste. Do NOT dispose of them together with the household garbage.
Please refer to the local ordinances and recycling instructions regarding disposal of the worn batteries.
To achieve the best performance and protect your scale, please use the authorized/specified batteries.

Specifications
Error Prompt
About the Accuracy of This Product
This product passes strict inspection before delivery and therefore its accuracy is guaranteed by the manufacturer.
Please refer to the above table for the descriptions on accuracy.
This product is specially designed for body scale as well as weight measurement. It should NOT be used by anyone
during the process of transaction for verification of goods’ weight.
8 9
Troubleshooting
Specifications
Error
Description
Solution
Overload. The device will
power off.
Stop using this scale for
measurement.
Low Battery. The device
will power off in four
seconds.
Replace a new set of batteries
at the same time. Please
purchase the authorized battery
for replacement.
Product Name
Body Scale
Dimension
Scale: 306.5x306.5x23mm (Approximately)
Net Weight
Approximately 1.57kg (Excluding the dry cells)
Display
Digital LCD
Measurement Unit
Kilogram / Pounds
Measurement Range
5kg to180kg / 10lb to 330lb
Division
0.1 kg / 0.2 lb
Accuracy
50kg: ±0.3kg; 100kg: ±0.4kg
150kg: ±0.5kg; 180kg: ±0.7kg
Working Environment
Temperature: 5℃to 40℃Relative Humidity: ≤90% RH
Atmospheric pressure: 86kPa to 106kPa
Storage Environment
Temperature: -20℃to 60℃Relative Humidity: ≤90% RH
Atmospheric pressure: 50kPa to 106kPa
Power Source
4.5V (3 x AAA-Size Batteries)
Auto-ON
SENSE ON technology
Auto-OFF
The scale will turn off after about 10s if there is no operation.
Accessories
1. 3 x AAA-Size Batteries
2. User Manual
Mode of Operation
Continuous Operation

Maintenance
When carrying out usual maintenance, please ensure practice of the following Do’s and
Don’ts:
DO use a dry soft cloth to wipe the dust.
DO use a wet soft cloth, dipped into water and wrung out, to wipe the dirt. Then use a
dry soft cloth to dry up the device.
DON’T wash the device with water or immerse it in water.
DON’T use propellant, abrasive or other chemicals to wipe the dirt in avoidance of
discolor or malfunction.
DON’T disassemble this device. If you have any problems, please contact OHS.
(Please refer to Warranty for contact information)
EMC Guidance
1. MEDICAL ELECTRICAL EQUIPMENT needs special precautions regarding EMC and
needs to be installed and put into service according to the EMC information provided in
the ACCOMPANYING DOCUMENTS.
2. Wireless communications equipment such as wireless home network devices, mobile
phones, cordless telephones and their base stations, walkie-talkies can affect this
equipment and should be kept at least a distance d = 3,3 m away from the equipment.
(Note. As indicated in Table 6 of IEC 60601-1-2:2007 for ME EQUIPMENT, a typical cell
phone with a maximum output power of 2 W yields d = 3,3 m at an IMMUNITY LEVEL of
3 V/m)
Warranty
OHS warrants its products free of defects in materials and workmanship in normal
use for a period of TEN years from the date of retail purchase.
This warranty does NOT cover damages caused by misuse or abuse, including but not
limited to:
Failure caused by unauthorized repairs or modifications;
Damage caused by shock or drop during transportation;
Failure caused by improper operation inconsistent with the instructions stated in this user
manual;
Malfunction or damage from failure to provide the recommended maintenance;
Damage caused by improper use of power supply.
Should this device require maintenance (or replacement at our option) under warranty,
please deliver the original package to OPTIMA HOME SCALES prepaid. Please return
the store receipt (with the retail purchase date) and a note with reasons to return on it
as well.
10 11
Maintenance
Appendix
OPTIMA HOME SCALES
PO BOX 1526 CUMMING GA 30028 UNITED STATES
Tel: [phone]
Website: www.optimahomescales.com