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ph electrode (1)

pH Meters (4)

Phase Sequence (1)

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Radiation / Gamma Meter (2)

Rebound Hammer Tester (0)

Refractometer (18)

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Stud Joist Wire Scanner Level Marker (4)

Surface Roughness Tester (0)

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Water Quality Meters (58)

Water Test Kit (1)

Weather Station (21)

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2.4 inch Monitor (22)

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40M (7)

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100M (6)

110 Voltage (1)

220 Voltage (2)

10x Magnification (2)

20x Magnification (2)

30x Magnification (1)

AdBlue / Battery / Anti-freeze / Cleaning Fluid (6)

Automotive Multimeter (8)

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Beer / Wine / Alcohol (3)

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CD Software & USB Cable (2)

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Clinical (1)

Clinical Thermometers (4)

CO2 (Carbon Dioxide) Meters (16)

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CO2 Monitor (1)

CO (Carbon Monoxide) Meters (6)

Concrete / Mortar / Lime Moisture (3)

Conductivity (EC) Meter (13)

Conductivity / EC / TDS / Chlorine Meter (2)

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Dissolved Oxygen (DO) Meter (0)

Electrode (2)

Electrode (pH / ORP) (3)

EMF (0)

Fiber Optics Illuminator (1)

gainexpresswarrantybadge (397)

gainexpresswarrantybadgewaterquality (59)

Gas Leak Detector (2)

Gas/Radiation Leak Detector/Monitor (3)

Geiger Counter (0)

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Hardness Tester (0)

HCHO (Formaldehyde) Testers (4)

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IR Thermometers (14)

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LED Ring Lights (3)

Leeb Hardness Tester (2)

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Lux Meter (0)

Mosquito / Pest Repellers (4)

Network | LAN | Wire Tone Tracker (10)

Optical Power Meter | Optical Light Source (1)

Optional Cables (3)

ORP Tester / Monitor (9)

Ozone Generator (5)

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VA-8010 Digital Air Temperature Humidity Meter Thermometer °C / °F Tester w/ Dew Point CE Marking LCD Display

VA-8010 Digital Air Temperature Humidity Meter Thermometer °C / °F Tester w/ Dew Point CE Marking LCD Display

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(For Bulk Order Only)

VA-8020 Anemometer Thermometer, Air Speed Temperature °C / °F HVAC Dual Meter Tester, 80~4000fpm (0.4~20m/s), -10~50°C (14~122°F)

VA-8020 Anemometer Thermometer, Air Speed Temperature °C / °F HVAC Dual Meter Tester, 80~4000fpm (0.4~20m/s), -10~50°C (14~122°F)

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(For Bulk Order Only)

VA-8040 Moisture & Temperature Meter °C °F Wood Bricks Concrete Cement Lime Mortar CE Marking Dual Meter Tester

VA-8040 Moisture & Temperature Meter °C °F Wood Bricks Concrete Cement Lime Mortar CE Marking Dual Meter Tester

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VA-8050 Digital Light Lux Meter Range 0~30,000 Lux / FTC + Max Min Hold Handheld Device CE marking

VA-8050 Digital Light Lux Meter Range 0~30,000 Lux / FTC + Max Min Hold Handheld Device CE marking

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VA-8060 Digital K or J Type Thermometer Thermocouple with 4 Probes Large LCD Display Meter Tester Backlight

VA-8060 Digital K or J Type Thermometer Thermocouple with 4 Probes Large LCD Display Meter Tester Backlight

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VC-2002 Digital Function Signal Generator Multimeter 0.2Hz-2MHz

VC-2002 Digital Function Signal Generator Multimeter 0.2Hz-2MHz

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VC-3165 Precision Frequency Counter 0.01 Hz - 2.4 GHz

VC-3165 Precision Frequency Counter 0.01 Hz - 2.4 GHz

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VC-8145 DMM Digital Bench Top Multimeter PC Analog Bar Meter

VC-8145 DMM Digital Bench Top Multimeter PC Analog Bar Meter

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VC-97 Digital Multimeter Tester Thermometer Voltmeter AC DC Ohm

VC-97 Digital Multimeter Tester Thermometer Voltmeter AC DC Ohm

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VC-9805A Multifunction Portable DMM Digital Multimeter Electrical Tester Inductance Thermometer

VC-9805A Multifunction Portable DMM Digital Multimeter Electrical Tester Inductance Thermometer

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VC-99 Professional Digital Multimeter, Auto-& Manual-Ranging, 6000 counts, with K-Type Thermocouple/ AC DC Voltage/ DCA/ ACA/ Ohm/ Hz/ Continuity/ Frequency/ Capacitance/ Resistance/ F/C Thermometer

VC-99 Professional Digital Multimeter, Auto-& Manual-Ranging, 6000 counts, with K-Type Thermocouple/ AC DC Voltage/ DCA/ ACA/ Ohm/ Hz/ Continuity/ Frequency/ Capacitance/ Resistance/ F/C Thermometer

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VGT-1200H Digital 1.3L Ultrasonic Cleaner 220V 60W Timer with Heater

VGT-1200H Digital 1.3L Ultrasonic Cleaner 220V 60W Timer with Heater

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VGT-1200_wo_heater Professional 1.3L Ultrasonic Cleaner with Timer

VGT-1200_wo_heater Professional 1.3L Ultrasonic Cleaner with Timer

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VID-10 Industrial 2.31" TFT LCD 8mm Camera Borescope Endoscope 4 LED Lights

VID-10 Industrial 2.31" TFT LCD 8mm Camera Borescope Endoscope 4 LED Lights

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VID-12_2M Wireless 3.5" LCD Inspection Camera Endoscope Borescope + 2 Meter Cable

VID-12_2M Wireless 3.5" LCD Inspection Camera Endoscope Borescope + 2 Meter Cable

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VID-4 Pipe Car 2.4" LCD Inspection BORESCOPE Video Camera + 1M Cable

VID-4 Pipe Car 2.4" LCD Inspection BORESCOPE Video Camera + 1M Cable

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VID-4_4M 4M Cable 2.4" LCD Pipe Car Video Inspection Camera Endoscope

VID-4_4M 4M Cable 2.4" LCD Pipe Car Video Inspection Camera Endoscope

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VID-4_7M 2.4" LCD Pipe Car Inspection BORESCOPE Video Camera + 7M Cable

VID-4_7M 2.4" LCD Pipe Car Inspection BORESCOPE Video Camera + 7M Cable

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VID-6 Digital USB Endoscope Inspection Video Borescope Camera

VID-6 Digital USB Endoscope Inspection Video Borescope Camera

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VID-700_1M Waterproof 3.5" Inspection Camera Endoscope Borescope 1M Cable

VID-700_1M Waterproof 3.5" Inspection Camera Endoscope Borescope 1M Cable

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Gain Express Holdings Ltd.

Office Address

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

Email Address

info@gainexpress.com

Phone Number (Hong Kong)

(+852) 2362 7800 / 2365 6735

Phone Number (US)

(+1) 347 305 4263

Phone Number (UK)

(+44) 020 3286 9086

WhatsApp

(+852) 5446 6952

Business Hours

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

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