Gain Express Holdings Ltd.

PH-014 is best for testing up to 14.0 pH level of liquids that are used in several areas/ industries. Designed for direct pH measurement in Aquariums, Swimming pools, Fish....

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Ideal for a wide variety of applications. 836-1 high accuracy, waterproof & dustproof tester provides dual-range measurements that displays EC or TDS and  ° C....

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PH869-0 is a professional ph meter designed to measure pH levels from 0~ 14 coupled with high sensitivity, fast response, and good repetition sensor. This easy....

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Our very own PHT-027 has been re-engineered to bring you the most advanced and most functional water tester in the market today, it has a BUILT-IN....

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GVA-19 Digital 5-in-1 Multimeter, one of our Environmental Instruments Series, is a newly released multifunction meter combining the sound level meter, ....

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RHBO-80 Brix refractometer combines two separate Brix ranges in one instrument and covers a total measuring range of 0-80% . Range 1 covers 0-50% and Range 2....

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PHS-3385 ph stick features an easy-to-read illuminated display, one-touch calibration, and Automatic Temperature Compensation ( ATC) . Designed to immerse in....

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LX-1010B is an accurate and sure-fire way to determine that the level of light meets specified criteria and obtained data will become very useful information to....

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DT-6236B is a digital, battery-powered portable optical tachometer, which operates up to 500mm from a reflective target using a laser light source. The....

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Our absolute pressure & altitude meter has an accuracy of  ± 3.0 hPa &  ± 1.2 inH2O. It measures pressure compensation in velocity measurement in ducts, ....

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The CLJM-7500 is equipped with WIDE STAND for accurate measurement of linear dimensions in comfortable and easy way. It is so precisely made that it can....

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PH868-1 is designed to measure pH levels from 0~ 14 and has the following advance features: automatic calibration ( ph4.0, pH7.0 & pH10.0) , with high ingress....

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PH868-5 is designed to measure pH levels from 0~ 14 and has the following advance features: automatic calibration ( pH4, pH7 & pH10) , waterproof - designed to....

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8090 is dual thermometer that combines two precision thermometers in one unit: a non-contact infrared thermometer and a thermocouple thermometer. This unique....

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8060 is one of our Environmental Instruments Series, a powerful thermometers that accepts input of K and J type thermocouples. Thermocouples J & K are the most....

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8050 is one of our Environmental Instruments Series, an illuminance measuring instrument designed for measuring the intensity of your lighting systems and....

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MD-N814 is one of our a new line of moisture meter equipped with 4 steel sharp probes or pins. Provides more reliable, exact, precise and accurate data from....

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GVA-503, an Environmental Instruments Series, is a pen R/ C meter for SMD designed to precisely & quickly measure small chip components. This multimeter have....

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VC-3165 is a high-resolution multifunction intelligent frequency counter based on microprocessor. Equipped with frequency, period and equal-precision measurement....

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872-3 Digital Psychrometer is designed to take very accurate quick readings for all areas where accurate relative humidity, temperature, dew point, and wet bulb....

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SL892-5 is the most popular sound level meter that gives the possibilities of measuring the level of noise with indication of digital display with analog graph.....

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Ideal for use in poor lighting conditions. GM-30X offers 30 times magnification power for extra sharpness and clarity in a 21mm colorless optical glass lens, ....

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PH-025N is a Mounting Type Device for monitoring pH level that can be used for 24 hours continuous measurement or monitoring. It also features the hold data....

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A 4-parameter measuring instrument designed to provide accurate humidity, dew point and temperature reading results. Equipped with dual display, displaying 2....

PH-0093 is a brand new extremely precise pH meter & Thermometer Pen Type Meter that can simultaneously measure & display pH and temperature results. The meter shows both....

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TH-9000 is a Hospital Grade or tympanic infrared thermometer, used by more mothers than any other infrared thermometer brand due to its accuracy & easy-to-follow....

This hip and trendy MD-814 with dark gray & orange color combination is equipped with not just 2 but 4 steel sharp probes or pins and is one of the most versatile Moisture meter....

This Professional quality EC meters are reliable, pocket-sized instruments that will give you quick, highly accurate and stable EC readings of conductivity. It has been redesigned....

This professional quality meter have a 1mV high resolution and designed to take ORP measurements accurately. It has the advantage of easy push button operation, IP57 - waterproof ....

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This double unit rangefinder can measure from 0.5m to 60m ( 20inch to 197ft) in both imperial and metric system. This advance version of our rangefinder is....

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The ultrasonic design of this economical range finder can measure in both imperial and metric system and provides result in its dynamic display. DM-21 enables you....

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This rangefinder can measure from 0.5m to 20m ( 20inch to 65ft) in both imperial and metric system. This high version of our rangefinder is capable to store 5....

SL-824 is a digital multi-function Sound Level Meter designed to measure sound pressure level and are commonly used in noise pollution studies for the quantification of almost any....

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In general, the relative humidity will vary inversely with air temperature so that the relative humidity is highest when the temperature is....

Moisture meter launches its new version of moisture meter that incorporates a range of design refinements and advanced features to bring a TOP QUALITY MULTI-FUNCTION METER that....

LX-1330B is an extremely precise device with accuracy of  ± 3% to  ± 4% rdg through 0-2000, 000 Lux readings in four ranges of 200lux, 2, 000lux, 20, 000lux, and 200, 000lux. It....

LX-1020B features an extremely precise accuracy of  ± 4.0% rdg through 0-10, 000 Lux readings and  ± 5.0% rdg through 10, 000-100, 000 Lux readings in three ranges of 2, 000 LUX, ....

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Brix Refractometer is developed for working with sugar related liquids ( fruit juice, soft-drinks, wine, honey) , help monitor to control sugar....

RHAN-200ATC uses DEGREES CELSIUS ( Â ° C) as unit of measurement and features BUILT-IN CALIBRATION KNOB, has MUCH LIGHTER WEIGHT and is SHORTER. This Refractometer is designed for....

RHW-25ATC has been engineered to bring you the RHWN-25/ Brix ATC models wherein a mini-screw driver is no longer needed to calibrate your refractometer. The RHWN-25/ Brix ATC is a....

An upgraded version of our RHS-10ATC with an additional features of BUILT-IN CALIBRATION KNOB, has much LIGHTER WEIGHT, and LONGER. Salinity Refractometer is designed for testing....

Salinity Refractometer is designed for testing the concentration of salt water and brine and used for quality control in research and clinical laboratories and marine industry.....

An upgraded version of our RHB-90ATC, designed to measure the three common indexed of honey. Not only that it tests the sugar content of honey, it also determines its water....

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Made for a more precise and accurate measurement and offers a spectacularly clear reticle chart for easy and comfortable reading of results. One of many....

Ruby Filter is a filter that is extremely useful in differentiating red stones such as Ruby, Spinel, Tourmaline, and Garnets from others that might look similar in comparison.....

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RHB44sATC adopts the multiple-function of our RHB-32sATC, the accuracy in measurement, spectacularly clear & vivid reticle chart for easy and comfortable....

This model has almost the same specifications as that of our RHB-90ATC except that RHB-90TATC test the solutions with extremely high sugar contents. It is equipped with three....

This multi-use desktop LED light is ideal for a variety of purposes but is most suited to use with a polariscope or darkfield loupe. The light is composed of 3 white LED bulbs -....