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Please read and retain for future reference.

•  Ensure the appliance is in placed on a horizontal, even and stable surface.

•  Verify that the mains voltage is the same as that indicated on the rating plate 

on the appliance before use.

•  Make sure that you always use a grounded wall socket to connect the appliance. 

Never use the extention cord as power connection.

•   Always remove the plug from the wall socket when the appliance is not in use.

•   Remove the plug from the wall socket by pulling the plug, not the power cord.

•   Make sure that the appliance, the power cord and plug do not make contact 

with water.

•   Make sure that the appliance, the power cord and plug do not make contact 

with hot surface, such as a hot hob or naked flame.

•   Check the appliance’s power cord regularly to make sure it is not damaged. 

Do not use the appliance if the power cord is damaged. If the power cord is 

damaged,  it  must  be  replaced  by  an  electrical  technician  or  a  person  with 

similar qualification, in order to avoid any hazards. 

•   Never use the appliance in the vicinity of flammable material.

SAFETY INSTRUCTION - GENERAL

SAFETY INSTRUCTION - ELECTRICITY AND HEAT

•  Use this appliance solely in accordance with these instructions.

•  This appliance is for household use only, not for commercial purpose.

•  Remove all packaging material from the appliance before use.

•  This appliance shall not be used by children of 0 to 8-year old.

•  This appliance can be used by children older than 8-year old and persons with 

reduced  physical,  sensory  or  mental  capabilities  or  lack  of  experience  and 

knowledge, but only if they have been given supervision or instruction concerning 

use of the appliance in safe way and understand the hazards involved.

•  Children should be supervised to ensure that they do not play with the appliance.

•  Cleaning and maintenance must not be done by children.

•  Have any repairs carried out solely by a qualified electrician. Never try to 

repair the appliance yourself.

•  Do not handle the plug or appliance with wet hands.

•  Do not immerse the main body in water.

•  Children shall not play with the appliance.

•  Do not leave the appliance unattended when connected to the mains supply.

•  Only use the attachments/accessories supplied with the product.

•  Do not pick up the appliance if falls into water. Remove the plug from the 

socket immediatedly. Do not use the appliance again.

•  Never  immerse  the  appliance,  the  power  cord  or  the  plug  in  water  or  any 

liquid.

•  Do not move the appliance while its switched on.

•   Please fill the cleaning tank with clean room temperature water before use. 

Do not operate the appliance when the cleaning-tank is empty.

•  Automatic running time is 5 minutes per cycle.

•  Water temperature may rise after operation. It is recommend to change to use 

clean room temperature water everytime before use.

•  To prolong the service life of the appliance, please DO NOT operate the 

appliance continuously for a long time. We suggest after 5 minutes operation, 

please  at  least  wait  for  15  minutes,  let  the  appliance  cool  down  before 

continue using it.

•  Do not ever use alcohol, gasoline or flammable solution into cleaning tank to 

avoid a fire or explosion.

•  Do not use mineral acids, these could damage the tank.

•  Clean the appliance thoroughly after use 

  (please refer to “Cleaning and Maintenance” section).

•  Do not get wet on the power cord connector during filling the water and cleaning.

SAFETY INSTRUCTION - DURING OPERATION

MODEL NO.: GUC30B

30W

Eyeglasses 

Ultrasonic Cleaner

超聲波眼鏡清洗機

A GILMAN GROUP BRAND

1.  Lid

2.  Cleaning tank

3.  Housing

4.  On/ Off button

5.  Indicator light

6.  Power cord connector

7.  Power cord

8.  Plastic basket with handle

PRODUCT OVERVIEW

ITEMS NOT SUITABLE FOR ULTRASONIC CLEANING

8

3

4

6

7

5

2

1

Small items accessories - Plastic basket with handle

When small items or accessories to be cleaned. Put the items into plastic basket, 

open and then hold the handle and place the basket into the cleaning tank, fill 

clean room temperature water to Max. line before operation.  

Frictions between the item and the tank can be reduced.

Soft jewelery such as pearls or jewelery or 

eyeglasses made of:

- Emerald     - Diamond        - Wood

- Ivory           - Crystal           - Natural materials

- Coral          - Hawksbill

- Agate          - Horn

- Seashells   - Leather

These items are too soft and may scratch and 

loosen during cleaning.

- Welded or plated metal items.

- Glued items.

It may enlarge gaps of these objects during 

cleaning.

This can cause the joints to come apart of 

the objects.

- Non water proof watch,

- Watch caliber

Cannot be cleaned inside water to avoid 

damage.

APPLICATIONS

CLEANING AND MAINTENANCE

Tips: 

Clean the appliance after every operation.

• Unplug and empty the cleaning tank after using, do not keep water in the  

  cleaning tank after use.
• Wipe the cleaning tank and housing with dry towel before storage.
• Keep the appliance at a cool and dry place.

PRODUCT SPECIFICATIONS

Model no.:  

GUC30B

Voltage:  

220-240V~

Frequency:  

50/60Hz

Power : 

30W

Product dimension : 188 (W) x 97 (H) x 85 (D) mm

2

4

3

6

5

6. To stop cleaning during operation, press “ On/ Off” button. 

7. When the cleaning process is finished, unplug the power supply. 

Open the lid and take out the object. (Pic.5) Empty the cleaning tank 

by pouring the water out  from the front of the appliance and avoid 

getting wet of the power cord connector. (Pic.6)

Note:

 Please always fill the cleaning tank with clean room temperature water 

before use. Do not operate the appliance when the cleaning-tank is empty.

Note:

 Water temperature may rise after operation. It is recommend to change 

to use clean room temperature water everytime before use.

Note:

 To prolong the service life of the appliance, please DO NOT operate the 

appliance continuously for a long time. We suggest after 5 minutes operation, please 

at least wait for 15 minutes, let the appliance cool down before continue using it.

Note:

 During cleaning, you can hear the “ZIZI” sounds, it means the ultrasonic 

cleaning is working.

Pic.1a

Pic.4

Pic.5

Pic.1b

Pic.3

Pic.6

Pic.2

• The list below common items can be cleaned by ultrasonic.

Attentions:

 It is recommended to check with the supplier whether the item is 

suitable for ultrasonic cleaning before use.

Attentions:

  Ultrasonic  cleaning  may  cause  damage  of  coating  on  the  eye-

glasses.  Please  recommend  to  check  with  your  eyeglasses  service  provider 

before use this device.

OPERATING INSTRUCTION

1. Open the lid and fill the cleaning tank with clean room temperature water. The 

water should cover the article to be cleaned, but do not exceed “Max” mark 

line. (350ml) (Pic.1a & 1b)

2. When small items or accessories to be cleaned. Put the items into plastic 

basket, open and then hold the handle and place the basket into the cleaning 

tank. Frictions between the item and the tank can be redused. (Pic.2)

3. Close the lid and connect the power cord to the power cord connector of the 

appliance backside. (Pic.3)

4. Connect power plug to the power supply and press “ On/ Off” button to start  

cleaning. (Pic.4)

5. The blue indication light turns on and it will automatically stop after 5 minutes 

with the blue light off.

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