SF-891 - Scale Vevor - Free user manual and instructions

Brand	Vevor
Model	SF-891 / SF-884
Product type	Digital medical scale
Maximum capacity	250 kg (550 lb)
Division (precision)	50 g or 100 g (depending on version)
Weighing units	Kilograms (kg) and pounds (lb)
Platform dimensions	12.9 x 12.5 inches (approx. 33 x 32 cm)
Power supply	4 AA batteries (1.5 V) or AC adapter (not included)
Main functions	On/Off, unit change, hold, tare, automatic zero setting
Weighing range	0.25 kg - 250 kg (0.5 lb - 550 lb)
Overload indication	Display "Vieil" (or "OL")
Low battery indication	Display "IL"
Auto-off	5 minutes with batteries; no auto-off with AC adapter (adjustable)
Operating temperature	5°C - 35°C
Calibration	Manual procedure with calibration weight (10, 20 or 50 kg)
Maintenance	Use on flat, stable surface; avoid water and moisture; do not overload
Safety	CE and FCC compliant; do not use with extension cord; small parts dangerous for children
Package contents	Scale, user manual, batteries (depending on version)
Warranty	Technical support via www.vevor.com/support

Frequently Asked Questions - SF-891 Vevor

How to turn the scale on and off?

Press the ON/OFF button to turn the scale on or off.

How to change the weighing unit (kg/lb)?

Press the UNIT button to switch between kilograms (kg) and pounds (lb).

The scale does not turn on, what to do?

Check the batteries or AC adapter. If the problem persists, try a different power source.

How to use the tare function?

Place an empty container on the scale, press TARE to zero, then add the item to weigh.

How to lock the displayed result?

Press the HOLD button to lock or unlock the displayed weight.

How to calibrate the scale?

Turn on the scale, hold UNIT for 5 seconds to enter CAL mode. Select the unit, calibration weight (10/20/50 kg), place the weight and press TARE. The display shows 'PASS' if successful.

Why is the display flashing or not stabilizing?

Ensure the scale is on a flat, stable surface without strong air convection or magnetic field. Avoid touching the platform.

What is the maximum capacity of the scale?

The maximum capacity is 250 kg or 550 lb. Do not exceed this limit to avoid damaging the sensor.

How to set the auto-off delay?

At zero state, hold TARE. Press TARE to choose 1, 3, 5 minutes or no auto-off. Confirm with UNIT.

Can I use the scale on an uneven surface?

No, the scale must be placed on a solid, flat, and stable surface for accurate measurements.

USER MANUAL SF-891 Vevor

Technical Support and E-Warranty Certificate www.vevor.com/support

PHYSICIAN SCALE

Model: SF-891 / SF-884

We continue to be committed to provide you tools with competitive price. "Save Half", "Half Price" or any other similar expressions used by us only represent estimate of savings you might benefit from buying certain tools with us compare major top brands and does not necessarily mean to cover all categories of tools us. You are kindly reminded to verify carefully when you are placing an order v are actually saving half in comparison with the top major brands.

Model: SF-891, SF-884

NEED HELP? CONTACT US!

Have product questions? Need technical support? Please feel free to contact us:

Technical Support and E-Warranty Certificate www.vevor.com/support

This is the original instruction, please read all manual instructions before operating. VEVOR reserves a clear interpretation of our user. The appearance of the product shall be subject to the product you. Please forgive us that we won't inform you again if there are any or software updates on our product.

	Warning-To reduce the risk of injury, user must read instruct manual carefully.
	CORRECT DISPOSALThis product is subject to the provision of european Directive 2012/19/EU. The symbol showing a wheelie bin crossed through indicates that the product requires separate refuse collection European Union. This applies to the product and all access marked with this symbol. Products marked as such may not discarded with normal domestic waste, but must be taken to acollection point for recycling electrical and electronic devices.
	Indoor Use Only
	Compliance is a EC security certification.
	FCC Information:CAUTION: Changes or modifications not expressly approved by party responsible for compliance could void the user's author operate the equipment!This device complies with Part 15 of the FCC Rules. Opera subject to the following two conditions:1) This product may cause harmful interference.2) This product must accept any interference received, including interference that may cause undesired operation.WARNING: Changes or modifications to this product not exp approved by the party.responsible for compliance could void user's authority to operate the product.Note: This product has been tested and found to comply with limits for a Class B digital device pursuant to Part 15 of the Rules, These limits are designed to provide reasonable prote against harmful interference in a residential installation.This product generates, uses and can radiate radio frequency energy, and if not installed and used in accordance with the instructions, may cause harmful interference to radiocommunications. However, there is no guarantee that interfere will not occur in a particular installation. If this product does harmful interference to radio or television reception,which can determined by turning the product off and on, the user is encouraged to try to correct the interference by one or more following measures.Reorient or relocate the receiving antenna.Increase the distance between the product and receiver.Connect the product to an outlet on a circuit different from which the receiver is connected.Consult the dealer or an experienced radio/TV technician for assistance.

Thank you for using this product. Please read all of the instructions before using it. The information will help you achieve the best possible result.

WARNING:

Please read this manual carefully before using the product. Failure to do so may result in serious injury.

ELECTRIC SAFETY!

1. Before using, check that the voltage power corresponds to the one shown on the appliance nameplate. Ensure that the voltage set on the machine corresponds to the electricity supply in your country.
2. Do not operate any appliance with a damaged cord or plug or after it malfunctions or has been damaged in any manner. Return the appliance to the nearest authorized service facility for examination, repair, or adjustment.
3. If the supply cord is damaged, it must be replaced by a special cord or assembly available from the manufacturer or its service agent.
4. Do not let the cord hang over the edge of a table or counter or touch surface.
5. Do not use appliances for other than intended use.
6. To protect against fire, electric shock, or personal injury, do not immerse electric plugs, or appliances in water or other liquids.
7. The use of accessories, which the appliance manufacturer does not recommend, may result in fire, electric shock, or personal injury.
8. Do not use an extension cord with this product.
9. The power cord should lie flat on a table or counter surface and may not over the edge. Please keep it away from hot surfaces and water.
10. WARNING: This product contains small parts. If swallowed, it will pose a choking hazard. Keep these small parts away from children when assembling!

ATTENTION!

WARNING! Remove all packaging materials and keep them for future use. Packaging materials are not a toy.

WARNING! Don't let children play with the packaging materials.

they swallow the packaging materials, they will suffocate!

SAVE THESE INSTRUCTIONS

Thank you for selecting this digital scale, which provides clear and easily readable weight measurements. With its anti-slip platform, it ensures stability and safety, making it suitable for individuals with reduced mobility or those who may require additional support. This scale is ideal for a variety of settings including medical facilities, health clinics, gyms, weight management programs, schools, and for personal use at home.

1. Technical Specifications

Capacity × Graduation	100kg*50g、100kg*100g、200kg*50g、200kg*100g、250kg*50g、250kg*100g
Weighing units	Kg,lb
Weighing pan size	12.9" x 12.5"
Overload indication	[O_Ld]
Low voltage indication	[LO]
Operating temperature	5°C-35°C
Power Supplier	4 x AA(1.5V) batteries or AC adap

2. Introduction of Buttons

(1) ON/OFF BUTTON: Press the ON/OFF button to turn the scale on or off.

(2) UNIT BUTTON: Press the Mode button to switch units. (3) HOLD BUTTON: Lock or unlock the current weighing result. (4) TARE BUTTON: Enter or exit tare mode; the tare function eliminates the weight of the load.

3. Operation

(1) Place the scale on a solid and flat surface. (2) Press the ON/OFF button to turn on the scale; the scale starts a zeroing procedure that goes from 88.8.8.8 to 0.00 kg / 0.0 lb. (3) After the scale shows zero, start your weighing. (4) Press the Unit button to switch between lb and kg.

Notice: Only after the screen shows zero can you start weighing.

When turning on the scale, there must be nothing on the scale.

When the battery or power supply is connected, the scale will automatically turn on.

4. About Automatic Shutdown

When powered by batteries, if there is no operation, the machine will automatically shut down after 5 minutes.

When powered by electricity, the machine will not automatically shut down unless you press the ON/OFF button.

5. Calibration Tips (each scale has been calibrated before leaving the factory)

(1) In an environment without strong magnetic field interference or strong convection, place the scale on a flat surface. (2) Turn on the scale, press and hold the "unit" button for 5 seconds; the screen shows "CAL" and then you can only see "kg" on the screen. (3) Press the "UNIT" button to choose the calibration unit between kg and lb, then press TARE to confirm the unit. (4) Press UNIT to choose the calibration weight you will put on (10 kg, 20 kg), then press TARE to confirm the weight. (5) The weight value you chose in the previous step will flash on the screen; put the counterweight on the scale, then press TARE; the screen will show "PAS" and "Congratulations, the calibration procedure is done."

Notice:

If you want to force quit the calibration procedure, press and hold ON/OFF.

6. Tips for Calibration (each scale has been calibrated before leaving the factory)

(1) In an environment without strong magnetic field interference or strong convection, place the scale on a flat surface. (2) Turn on the scale, press and hold the "UNIT" button for 5 seconds, the screen shows "CAL" and then you can only see "kg" on the screen. (3) Press the "UNIT" button to choose the calibration unit between kg and lb, then press TARE to confirm the unit. (4) Press UNIT to choose the calibration weight you will put (10kg, 20kg), then press TARE to confirm the weight. (5) The weight value you chose in the previous step will flash on the screen. Put the counterweight on the scale, then press TARE, the screen will show "PASS". Congratulations, the calibration procedure is done.

Notice:

If you want to force quit the calibration procedure, press and hold ON/OFF.

7. Care Instructions

(1) Handle gently. (2) The scale should be used on a solid, flat, and stable surface, in an environment without shock, drafts, radiation, and strong electromagnetic interference. The four feet of the scale should be on the same level. (3) Please use within capacity (550lb); overload will permanently damage the sensor. (4) Don't leave weight on the scale when not in use. (5) Weighing range: 0.5lb - 550lb (0.25kg - 250kg).

Notice:

8. The batteries are non-rechargeable.

9. Automatic shutdown time setting

(1) When powered by batteries, if there is no operation, the scale will automatically shut down after 5 minutes. (2) In the zero state, long-press the "TARE" button to enter the shutdown time selection.

Press the "TARE" button to switch between "1" (minute), "3" (minutes), "5" (minutes), and "-" (no shutdown).

Press the "MODE" button to confirm.

(3) When powered by electricity, the scale will not automatically shut down unless you press the ON/OFF button.

1. If the customer enters the setting state by mistake, long press the ON/OFF button to turn off the scale, or remove the battery to exit the setting state.
2. Pay attention to waterproofing; the product is not waterproof.

QUESTIONS	MEASURES
There is no response after pressing ON/OFF key	Check whether the power supply is normalTry another powering style, battery or ada
A negative number is display on the screen	Press TARE button to reset to zero
The number keeps beating a can't fix at zero	Check whether scale is on a solid flat su and if there is an external force on the pan, such as artificial pressure, strong magnetic field interference or strong conve
There is no commodity on t scale,but the display is not zero	Check that whether scale is on a solid fl surface and whether there is strong electromagnetic interference in the environment. If not the above two factors, please press TARE but or calibrate the scale
Does not read the accurate weights	If trying several items and finding that the readings are inaccurate, please calibrate sc

Manufacturer: Shanghai Muxin Muye Youxiangongsi

Address: Shuangchenglu 803nong11hao1602A-1609shi, Baoshanqu, Shanghai 200000 CN.

Imported to AUS: SIHAO PTY LTD.

1 ROKEVA STREET EASTWOOD NSW 2122 Australia

Imported to USA: Sanven Technology Ltd.

Suite 250, 9166 Anaheim Place, Rancho Cucamonga, CA 91730

EC

REP

E-CrossStu GmbH

Mainzer Landstr.69, 60329

Frankfurt am Main.

UK

REP

YH CONSULTING LIMITED.

C/O YH Consulting Limited Office 147,

Centurion House, London Road,

Staines-upon-Thames, Surrey, TW18 4AX

VEVOR®

TOUGH TOOLS, HALF PRICE

Technical Support and E-Warranty Certificate www.vevor.com/support

VEVOR®

TOUGH TOOLS, HALF PRICE

NEED HELP? CONTACT US!

www.vevor.com/support

Office 250, 9166 Anaheim Place, Rancho Cucamonga, CA 91730

REPRÉSENTANT CE

E-CrossStu GmbH

Mainzer Landstr.69, 60329

C/O YH Consulting Limited Office 147,

Centurion House, London Road,

Staines-upon-Thames, Surrey, TW18 4AX

VEVOR®

TOUGH TOOLS, HALF PRICE

Suite 250, 9166 Anaheim Place, Rancho Cucamonga, CA 91730

Vertreter der EG

E-CrossStu GmbH

Mainzer Landstr.69, 60329

Frankfurt am Main.

UK REP

YH CONSULTING LIMITED.

C/O YH Consulting Limited Office 147,

Centurion House, London Road,

Staines-upon-Thames, Surrey, TW18 4AX

VEVOR®

TOUGH TOOLS, HALF PRICE

Imported in AUS: SIHAO PTY LTD.

1 ROKEVA STREETEASTWOOD NSW 2122 Australia

Suite 250, 9166 Anaheim Place, Rancho Cucamonga, CA 91730

E-CrossStu GmbH

Mainzer Landstr.69, 60329

C/O YH Consulting Limited Office 147,

Centurion House, London Road,

Staines-upon-Thames, Surrey, TW18 4AX

VEVOR®

TOUGH TOOLS, HALF PRICE

Suite 250, 9166 Anaheim Place, Rancho Cucamonga, CA 91730

E-CrossStu GmbH

Centurion House, London Road,

Staines-upon-Thames, Surrey, TW18 4AX

VEVOR®

TOUGH TOOLS, HALF PRICE

NEED HELP? CONTACT US!

www.vevor.com/support

1 ROKEVA STREET EASTWOOD NSW 2122 Australia

Import to USA: Sanven Technology Ltd.

Suite 250, 9166 Anaheim Place, Rancho Cucamonga, CA 91730

REPREZENT KE

E-CrossStu GmbH

Mainzer Landstr.69, 60329

Frankfurt am Main.

C/O YH Consulting Limited Office 147,

Centurion House, London Road,

Staines-upon-Thames, Surrey, TW18 4AX

VEVOR®

TOUGH TOOLS, HALF PRICE

NEED HELP? CONTACT US!

Suite 250, 9166 Anaheim Place, Rancho Cucamonga, CA 91730

E-CrossStu GmbH

Mainzer Landstr.69, 60329

C/O YH Consulting Limited Office 147,

Centurion House, London Road,

Staines-upon-Thames, Surrey, TW18 4AX

VEVOR®

TOUGH TOOLS, HALF PRICE

Technical support and e-warranty certificate www.vevor.com/support

VEVOR®

TOUGH TOOLS, HALF PRICE

NEED HELP? CONTACT US!

Suite 250, 9166 Anaheim Place, Rancho Cucamonga, CA 91730

EC

REP

E-CrossStu GmbH

Mainzer Landstr.69, 60329

Frankfurt am Main.

UK

REP

YH CONSULTING LIMITED.

C/O YH Consulting Limited Office 147,

Centurion House, London Road,

Staines-upon-Thames, Surrey, TW18 4AX

VEVOR®

TOUGH TOOLS, HALF PRICE