
Aircon Servicing
At Gaincity, we provide air-con servicing works for both residential and commercial premises. Our technicians are qualified, skilled and experienced in repair and maintenance of all air conditioners. On top of that, we offer competitive prices for all our services. We stay fully committed to ensuring all our clients are satisfied with the way we provide our services.
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SONY WI-C100N WIRLESS EARPHONE - BLUE WI-C100N/LCEWI-C100N/LCE
IPX4Product Description
The Sony WI-C100N Wireless Earphone offers a perfect blend of style and functionality. With up to 25 hours of battery life, quick charging, and superior sound quality, it's designed for those who demand the best in wireless audio technology.
Key Features
- Long Battery Life: Enjoy up to 25 hours of uninterrupted music playback.
- Quick Charge: Get 60 minutes of playback with just a 10-minute charge.
- Enhanced Sound Quality: DSEE technology restores frequencies lost in compression for superior sound.
- Water Resistant: IPX4 rating ensures protection against sweat and splashes.
- Hands-Free Calling: Easy access to voice assistants and hands-free calls.
- Seamless Connectivity: Bluetooth 5.0 for stable and fast connections.
Product Specifications
- Connectivity
- Bluetooth 5.0
- Battery
- Battery Life: Up to 25 hours
- Quick Charge: 10 minutes for 60 minutes playback
- Sound
- Driver Unit: 9 mm
- Frequency Response: 20Hz - 20,000Hz
- DSEE: Digital Sound Enhancement Engine
- Protection
- Water Resistance: IPX4
- Dimensions & Weight
- Dimensions: 7.0 x 19.0 x 16.0 cm
- Weight: 0.02 Kg
- Warranty
- 1 Year
Ideal For
The Sony WI-C100N Wireless Earphone is ideal for music enthusiasts, fitness lovers, and tech-savvy individuals who appreciate high-quality sound and seamless connectivity.
In the Box
- 1x Sony WI-C100N Wireless Earphone
- 3x Earbuds (Small, Medium, Large)
- 1x USB Charging Cable
- 1x User Manual
Add to Wish ListS$40.00 U.P. S$80.00 Member's Only Extra S$4.00 Off 11.11 Singles' Day Sale - 11% OFF -
SONY WI-C100N WIRLESS EARPHONE - WHITE WI-C100N/WCEWI-C100N/WCE
IPX4Product Description
The Sony WI-C100N Wireless Earphone offers a perfect blend of style and functionality. With up to 25 hours of battery life, these earphones are designed for long-lasting comfort and convenience. The IPX4 water-resistant design makes them ideal for workouts and outdoor activities. Enjoy high-quality sound with customizable settings through the Sony | Headphones Connect app, ensuring a personalized audio experience.
Key Features
- Exceptional Sound Quality: Experience rich and immersive audio with Sony's advanced sound technology.
- Long Battery Life: Enjoy up to 25 hours of uninterrupted music playback on a single charge.
- Quick Charging: Get 60 minutes of playback with just a 10-minute charge.
- Water Resistant: IPX4 rating ensures protection against sweat and splashes.
- Customizable Sound: Adjust sound settings with the Sony | Headphones Connect app for a personalized listening experience.
- Hands-Free Calls: Built-in microphone for clear and convenient hands-free calling.
Product Specifications
- Connectivity: Bluetooth 5.0
- Battery Life: Up to 25 hours
- Driver Unit: 9 mm
- Water Resistance: IPX4
- Dimensions (W x H x D): 7.0 x 19.0 x 16.0 cm
- Weight: 0.02 Kg
- Warranty: 1 Year
- Frequency Response: 20Hz - 20,000Hz
- Microphone: Built-in
- Quick Charge: 10 minutes for 60 minutes playback
- App Compatibility: Sony | Headphones Connect
- Audio Technology: Digital Sound Enhancement Engine (DSEE)
- Environmental Design: Less than 5% plastic in packaging
Ideal For
The Sony WI-C100N Wireless Earphone is ideal for music enthusiasts who value high-quality sound and convenience. Perfect for active individuals, these earphones are designed for those who enjoy listening to music on the go, whether during workouts, commutes, or leisure time.
In the Box
- 1x Sony WI-C100N Wireless Earphone
- 1x USB Charging Cable
- 3x Pairs of Earbuds (S, M, L)
- 1x User Manual
Add to Wish ListS$40.00 U.P. S$80.00 Member's Only Extra S$4.00 Off 11.11 Singles' Day Sale - 11% OFF -
SONY WI-C100N WIRLESS EARPHONE - BLACK WI-C100N/BCEWI-C100N/BCE
IPX4Product Description
The Sony WI-C100N Wireless Earphones offer an exceptional audio experience with up to 25 hours of battery life, splash-proof design, and customizable sound settings. Ideal for active lifestyles, these earphones provide comfort and convenience with a flexible neckband and easy-to-use controls.
Key Features
- Long Battery Life: Enjoy up to 25 hours of non-stop music with a quick 10-minute charge for 60 minutes of playback.
- High-Quality Sound: The Digital Sound Enhancement Engine (DSEE) restores high-frequency elements for a rich audio experience.
- Water Resistant: With an IPX4 rating, these earphones are splash-proof and sweat-proof, perfect for workouts.
- Customizable Sound: Tailor your sound preferences using the Sony Headphones Connect app with an equalizer feature.
- Comfortable Fit: Lightweight design with a flexible neckband ensures comfort during extended use.
- Easy Connectivity: Bluetooth 5.0 provides stable wireless connectivity for seamless listening.
Product Specifications
- Size & Weight
- Weight: Approx. 20 g
- General Features
- Headphone Type: Closed Dynamic
- Driver Unit: 9 mm
- Magnet: Neodymium
- Frequency Response (Bluetooth Communication): 20Hz - 20,000Hz (Sampling frequency 44.1 kHz)
- Volume Control: Yes
- Wearing Style: In-ear headphones
- Waterproof: IPX4
- NFC: No
- DSEE: Yes
- Battery
- Battery Charge Time: Approx. 3 hrs
- Battery Charge Method: USB
- Battery Life (Continuous Music Playback Time): Max. 25 hrs
- Battery Life (Continuous Communication Time): Max. 15 hrs
- Bluetooth Specification
- Bluetooth Version: Version 5.0
- Effective Range: Line of sight approx.10 m
- Frequency Range: 2.4GHz band (2.4000GHz-2.4835GHz)
- Profile: A2DP, AVRCP, HFP, HSP
- Supported Audio Format(s): SBC, AAC
- Supported Content Protection: SCMS-T
Ideal For
The Sony WI-C100N Wireless Earphones are ideal for music enthusiasts who enjoy high-quality sound on the go. Perfect for commuters, fitness enthusiasts, and anyone who appreciates a lightweight, comfortable fit with long battery life.
In the Box
- Earbuds
Add to Wish ListS$40.00 U.P. S$80.00 Member's Only Extra S$4.00 Off 11.11 Singles' Day Sale - 11% OFF -
BOSCH GAS HOB-3 BURNER PMD93D31AF-PUBPMD93D31AF-PUB
92CM, TEMPERED GLASS, BLACKAdd to Wish ListS$799.00 U.P. S$1,199.00 11.11 Singles' Day Sale - 11% OFF -
BOSCH GAS HOB-3 BURNER PMD83D31AF-PUBPMD83D31AF-PUB
78CM, TEMPERED GLASS, BLACKAdd to Wish ListS$749.00 U.P. S$1,099.00 11.11 Singles' Day Sale - 11% OFF -
BOSCH GAS HOB-2 BURNER PMD82D31AF-PUBPMD82D31AF-PUB
78CM, TEMPERED GLASS, BLACKAdd to Wish ListS$499.00 U.P. S$999.00 11.11 Singles' Day Sale - 11% OFF -
LOGITECH M190 WIRELESS MOUSE - RED 910-005915910-005915
REDProduct Description
The Logitech M190 Wireless Mouse offers a seamless wireless experience with its ergonomic design and long-lasting battery. Ideal for both work and play, it provides precision tracking and universal compatibility, making it a versatile choice for any user.
Key Features
- Wireless Freedom: Enjoy the convenience of wireless connectivity with a reliable 10-meter range.
- Comfortable Design: Ergonomically crafted to fit comfortably in your hand for long hours of use.
- Long Battery Life: Up to 18 months of battery life, ensuring uninterrupted usage.
- Precision Tracking: Smooth optical tracking with 1000 DPI sensor resolution for accurate control.
- Universal Compatibility: Compatible with Windows, macOS, Chrome OS, and Linux.
- Easy Setup: Simple plug-and-play setup with no software installation required.
Product Specifications
- Dimensions
- Height: 115.4 mm
- Width: 66.1 mm
- Depth: 40.3 mm
- Weight (with batteries): 89.9 g
- Technical Specifications
- Sensor Technology: Smooth Optical Tracking
- Sensor Resolution: 1000 DPI
- Number of Buttons: 3
- Scroll Wheel: Line-by-Line Precision
- Wireless Technology: Logitech Nano Receiver
- Wireless Operating Distance: 10 meters
- System Requirements
- Supported OS: Windows 10, 11 or later, macOS 10.10 or later, Chrome OS, Linux
- Warranty Information
- 1-Year Limited Hardware Warranty
Ideal For
The Logitech M190 Wireless Mouse is ideal for anyone seeking a reliable and comfortable wireless mouse experience. Perfect for both home and office use, it caters to professionals and casual users alike.
In the Box
- Wireless Mouse
- AA Battery (pre-installed)
- User documentation
Add to Wish ListS$21.00 U.P. S$25.00 11.11 Singles' Day Sale - 11% OFF -
LOGITECH M190 WIRELESS MOUSE - BLUE 910-005914910-005914
BLUEProduct Description
The Logitech M190 Wireless Mouse offers a seamless computing experience with its ergonomic design and reliable wireless connectivity. Perfect for both work and play, it ensures precision tracking and long battery life, making it a must-have accessory for your computer.
Key Features
- Ergonomic Design: Designed for comfort, the Logitech M190 fits perfectly in your hand for long hours of use.
- Wireless Connectivity: Enjoy the freedom of wireless technology with a reliable connection up to 10 meters.
- Long Battery Life: With up to 18 months of battery life, you can work without interruptions.
- Precision Tracking: Smooth optical tracking ensures accurate cursor control.
- Compact Size: Easy to carry and perfect for travel.
- Easy Setup: Plug-and-play functionality for quick and easy setup.
Product Specifications
- Dimensions
- Height: 115.4mm
- Width: 66.1mm
- Depth: 40.3mm
- Weight (with batteries): 89.9g
- Technical Specifications
- Sensor Technology: Smooth Optical Tracking
- Sensor Resolution: 1000 DPI
- Number of Buttons: 3
- Scroll Wheel: Line-by-Line Precision
- Battery Life: 18 months
- Wireless Technology: Logitech Nano Receiver
- Wireless Operating Distance: 10 meters
- Compatibility
- Supported OS: Windows 10, 11 or later, macOS 10.10 or later, Chrome OS, Linux
- Warranty Information
- 1-Year Limited Hardware Warranty
Ideal For
The Logitech M190 Wireless Mouse is ideal for professionals and students who require a reliable and efficient tool for everyday computing tasks. Its ergonomic design ensures comfort during long hours of use.
In the Box
- Wireless Mouse
- AA Battery (pre-installed)
- User documentation
Add to Wish ListS$21.00 U.P. S$25.00 11.11 Singles' Day Sale - 11% OFF -
LOGITECH M190 WIRELESS MOUSE - CHARCOAL 910-005913910-005913
CHARCOALProduct Description
The Logitech M190 Wireless Mouse offers a comfortable and ergonomic design, making it perfect for extended use. With a long battery life and reliable connectivity, this mouse is ideal for both professional and personal use. Its universal compatibility ensures it works seamlessly with various operating systems.
Key Features
- Ergonomic Design: Comfortable grip for prolonged use, reducing hand fatigue.
- Long Battery Life: Up to 18 months of usage without the need for frequent battery changes.
- Reliable Connectivity: Logitech Nano Receiver ensures stable wireless connection up to 10 meters.
- Precision Tracking: Smooth Optical Tracking with 1000 DPI for accurate cursor control.
- Universal Compatibility: Works seamlessly with Windows, macOS, Chrome OS, and Linux.
- Compact Size: Easy to carry and perfect for travel.
Product Specifications
- Dimensions
- Height: 115.4mm
- Width: 66.1mm
- Depth: 40.3mm
- Weight (with batteries): 89.9g
- Technical Specifications
- Sensor Technology: Smooth Optical Tracking
- Sensor Resolution: 1000 DPI
- Number of Buttons: 3
- Scroll Wheel: Line-by-Line Precision
- Battery Life: 18 months
- Wireless Technology: Logitech Nano Receiver
- Wireless Operating Distance: 10 meters
- System Requirements
- Supported OS: Windows 10, 11 or later, macOS 10.10 or later, Chrome OS, Linux
- Warranty Information
- 1-Year Limited Hardware Warranty
Ideal For
The Logitech M190 Wireless Mouse is ideal for professionals and students who need a reliable and comfortable mouse for everyday use. Perfect for those who work on-the-go or in a home office setting.
In the Box
- Wireless Mouse
- AA Battery (pre-installed)
- User documentation
Add to Wish ListS$21.00 U.P. S$25.00 11.11 Singles' Day Sale - 11% OFF -
LOGITECH K400+ WIRELESS KEYBOARD - BLACK 920-007165920-007165
TV USE, W/TRACKPADProduct Description
The Logitech K400+ Wireless Keyboard offers a seamless blend of comfort and functionality, perfect for controlling your PC from the couch. With its integrated touchpad, long battery life, and compatibility with multiple operating systems, it's designed to enhance your home entertainment experience.
Key Features
- Wireless Convenience: Enjoy the freedom of wireless connectivity with a range of over 10 meters, perfect for controlling your PC from the couch.
- Integrated Touchpad: Navigate effortlessly with the built-in touchpad, eliminating the need for a separate mouse.
- Long Battery Life: With up to 18 months of battery life, you can enjoy extended use without frequent battery changes.
- Quiet Typing: Experience quiet and comfortable typing with noise levels under 55 dBA for all keys.
- Multi-Device Compatibility: Compatible with Windows, Android, and Chrome OS, making it versatile for various devices.
- Durable Design: Built to last with a key life of up to 5 million keystrokes.
Product Specifications
- Dimensions
- Height: 139.9 mm
- Width: 354.3 mm
- Depth: 23.5 mm
- Weight: 390 g (with batteries)
- Touchpad
- Height: 76 mm
- Width: 47 mm
- Technical Specifications
- Connection Type: Logitech Unifying protocol (2.4 GHz)
- Wireless Range: >10 m
- Battery: 2x AA (included)
- Battery Life: 18 months
- Special Keys: Mute, Volume Down, Volume Up
- Key Life: Up to 5 million keystrokes
- System Requirements
- Windows 10, 11 or later
- Android 7 or later
- Chrome OS
- USB connection: Available USB port required
- Warranty Information
- 1-Year Limited Hardware Warranty
Ideal For
The Logitech K400+ Wireless Keyboard is ideal for anyone who enjoys seamless control of their computer from the comfort of their couch. Perfect for home entertainment enthusiasts, casual gamers, and those who love browsing the web on their TV.
In the Box
- Keyboard
- Logitech Unifying receiver
- 2 AA batteries (pre-installed)
- User documentation
Add to Wish ListS$62.00 U.P. S$74.00 11.11 Singles' Day Sale - 11% OFF -
SPLATOON 3 NTD-HAC-P-AV5JA-MSENTD-HAC-P-AV5JA-MSE
NINTENDO SWITCH GAMEAdd to Wish ListS$59.90 U.P. S$79.90 -
BROTHER CARTRIDGE YELLOW LC462XLYLC462XLY
MFC-J2340DW,J2740DW,J3940DWAdd to Wish ListS$32.30 U.P. S$34.00 -
BROTHER CARTRIDGE MAGENTA LC462XLMLC462XLM
MFC-J2340DW,J2740DW,J3940DWAdd to Wish ListS$32.30 U.P. S$34.00 -
BROTHER CARTRIDGE CYAN LC462XLCLC462XLC
MFC-J2340DW,J2740DW,J3940DWAdd to Wish ListS$32.30 U.P. S$34.00 -
BROTHER CARTRIDGE YELLOW LC462YLC462Y
MFC-J2340DW,J2740DW,J3940DWAdd to Wish ListS$20.90 U.P. S$22.00 -
BROTHER CARTRIDGE MAGENTA LC462MLC462M
MFC-J2340DW,J2740DW,J3940DWAdd to Wish ListS$20.90 U.P. S$22.00 -
BROTHER CARTRIDGE CYAN LC462CLC462C
MFC-J2340DW,J2740DW,J3940DWAdd to Wish ListS$20.90 U.P. S$22.00 -
BROTHER CARTRIDGE BLACK LC462BKLC462BK
MFC-J2340DW,J2740DW,J3940DWAdd to Wish ListS$25.60 U.P. S$27.00
Extend the life span of your aircon units with regular servicing
Routine Service include:
- Systematic examination and cleaning of fancoil
- Check all safety circuits
- Check suction and discharge pressure of the compressors
- Check on seals and joints of pipes for leakages, repair (chargeable) if necessary
- Flush drainage pipe blockages
- Check, clean and wash fancoil’s air filter
- Check on bolts and nuts for tightness and corrosion
- Check and clean cooling coil, water tray and blower
- Test run the aircon unit after each servicing and repair work
- Inspect and clean air filter, cooling coil and fancoil’s blower
- Clean drain pan and flush condensate water drain pipe
- Check all electrical components
- Check compressor for sign of corrosion and abnormal noise during operation
- Inspect equipment for refrigerant leaks
- Not included but available options: Chemical Wash Condenser Unit Servicing (Rates varies depend on models)


Why choose Gain City Best Electric to do your Aircon Installation?
At Gain City, We take pride in our installation services and we do not compromise on the material used. All installation carried out by Gain City’s BCA-certified technicians adhere to the highest standards in accordance to government regulations. Top quality workmanship is certainly worth your time and investment.



