Skip to content
  • Home
  • Products
    • All Products
  • Bulk Order Form
  • About Us
  • Contact Us
  • Sign Up / Log In
  • Wishlist (0)
Gain Express | Free Shipping Worldwide
Cart
  • Home
  • Products
    • All Products
  • Bulk Order Form
  • About Us
  • Contact Us
Sign Up / Log In Wishlist (0)
Item added to cart. View Cart And Check Out.

Best Selling

View all
Best Selling

Sale Items

View all
Sale Items

New Products

View all
New Products

Air Quality Meters

View all
Air Quality Meters

Anemometers

View all
Anemometers

Angle Finders & Inclinometers

View all
Angle Finders & Inclinometers

Automotive Testing Equipment

View all
Automotive Testing Equipment

Battery Testers

View all
Battery Testers

Cable Testers & Finders

View all
Cable Testers & Finders

Circuit Breaker Finders

View all
Circuit Breaker Finders

Construction / Building

View all
Construction / Building

Dental Loupes

View all
Dental Loupes

Depth Gauges

View all
Depth Gauges

Digital Scales

View all
Digital Scales

Distance Meters

View all
Distance Meters

Durometers / Hardness Meters

View all
Durometers / Hardness Meters

EMF / RF / ELF / Solar / Gauss Meters

View all
EMF/RF/ELF/Solar/Gauss Meters

Fish Finders

View all
Fish Finders

Frequency Counters

View all
Frequency Counters

Gemological Instruments / Jeweler Tools

View all
Gemological Instruments / Jeweler Tools

Gloss Meters & Accessories

View all
Gloss Meters

GPS Receivers / Finders

View all
GPS Receivers/Finders

Health & Household Items

View all
Health & Fitness Products

Hygrometers / Humidity Meters

View all
Hygrometers / Humidity Meters

Inspection Cameras / Endoscopes / Borescopes

View all
Inspection Cameras & Endoscopes

Leak Detectors

View all
Leak Detectors

Lux / Light Meters

View all
Lux Light Meters

Manometers

View all
Manometers

Microscopes / Ring Lights / Illuminators

View all
Microscopes/Ring Lights/Illuminators

Moisture Meters

View all
Humidity/Temperature/Moisture Meters

Mosquito & Pest Repellers

View all
Mosquito & Pest Repellers

Multimeters / Scopemeters

View all
Multimeters/Scopemeters

Optional Accessories

View all
Optional Accessories

Ozone Generators & Air Purifiers

View all
Ozone Generators & Air Purifiers

Radiation / Gamma Meters

View all
Radiation/Gamma Meters

Refractometers

View all
Refractometers

Sound Level Meters / Calibrators

View all
Sound Level Meters / Calibrators

Stroboscopes

View all
Stroboscopes

Stud / Joist / Wire Scanners & Level Markers

View all
Stud/Joist/Wire Scanners & Level Markers

Surface Roughness Testers

View all
Surface Roughness Testers

Tachometers

View all
Tachometers

Thermometers

View all
collections-thermometers

Thickness Gauges / Coating

View all
Thickness Gauges / Coating

Ultrasonic Cleaners

View all
Ultrasonic Cleaner

Ultrasonic Flaw Detectors

View all
Ultrasonic Flaw Detectors

Vibration Meters

View all
Vibration Testers

Water Level / Leak Alarms

View all
Water Level/Leak Alarms

Water Quality Products

View all
Water Quality Products

Weather Stations

View all
Weather Stations

Get in Touch

Room 10, 8F, Block B
Merit Industrial Centre
94 To Kwa Wan Rd., To Kwa Wan
Kowloon, Hong Kong

info@gainexpress.com

Hong Kong
(+852) 2362 7800 / 2365 6735

US
(+1) 347 305 0018 (WhatsApp)

UK
(+44) 020 3286 9086

(+852) 5446 6952

gainexpress

Monday to Saturday
10:00 AM - 7:00 PM HKT (GMT+8)

Quick Links

  • Search
  • About Us
  • Bulk Order Form
  • Careers
  • Certifications
  • Dropshipping Program
  • Estimated Delivery Time
  • Frequently Asked Questions
  • Latest News
  • Our Happy Buyers
  • Promotion
  • Return, Refund & Warranty Policy
  • Shipping Policy
  • Warranty Extension Request
  • Wholesale

Subscribe to Our Newsletter

Follow Us on Social Media

  • Facebook
  • Twitter
  • Pinterest
  • Instagram
  • Tumblr
  • YouTube
  • Vimeo
© 2023 Gain Express Holdings Ltd.
Payment methods
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • JCB
  • Mastercard
  • PayPal
  • Visa
  • Choosing a selection results in a full page refresh.
  • Press the space key then arrow keys to make a selection.
  • Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device