GAIN EXPRESS HOLDINGS Goods

3-in-1 Automotive Battery Antifreeze Refractometer Tri-scale Design Simple Calibration & Operation w/ ATC
Price: $10.93
Old Price: $11.63
GAIN EXPRESS3-in-1 Automotive Battery Antifreeze Refractometer Tri-scale Design Simple Calibration & Operation w/ ATCRefractometers
GAIN EXPRESS HOLDINGS Seller
Digital Handheld Shore D Rubber Plastics Hardness Meter Durometer 0~100HD Range Tester + Data Hold Function Self Calibration
Price: $21.98
DANOPLUSDigital Handheld Shore D Rubber Plastics Hardness Meter Durometer 0~100HD Range Tester + Data Hold Function Self CalibrationLevels And Small Ones
GAIN EXPRESS HOLDINGS Seller
0-14 pH Electrode Probe BNC Connector, 300cm Cable for PH Meter Monitor Controller for Aquarium Hydroponics Plant Pool Spa
Price: $908.8
Old Price: $966.4
DANOPLUS0-14 pH Electrode Probe BNC Connector, 300cm Cable for PH Meter Monitor Controller for Aquarium Hydroponics Plant Pool SpaPh Meters
GAIN EXPRESS HOLDINGS Seller
8 pieces x Digital Multifunction Network LAN Cable 5E 6E Coaxial Wire Length Tester +8 Remote Identifier lot of 8
Price: $339.25
Old Price: $360.9
DANOPLUS8 pieces x Digital Multifunction Network LAN Cable 5E 6E Coaxial Wire Length Tester +8 Remote Identifier lot of 8Levels And Small Ones
GAIN EXPRESS HOLDINGS Seller
Portable Digital Grain Moisture Meter Compact High Quality Rice Corn Wheat Tester Analyzer-Range 5~30% Temperature -10~60degreeC
Price: $28.19
Old Price: $29.99
DANOPLUSPortable Digital Grain Moisture Meter Compact High Quality Rice Corn Wheat Tester Analyzer-Range 5~30% Temperature -10~60degreeCLevels And Small Ones
GAIN EXPRESS HOLDINGS Seller
8 pieces x Digital Waterproof Bevel Box Gauge Angle Protractor Inclinometer w/ 3 Strong Disk Magnet 0.1degree Accuracy lot of 8
Price: $179.84
Old Price: $191.32
DANOPLUS8 pieces x Digital Waterproof Bevel Box Gauge Angle Protractor Inclinometer w/ 3 Strong Disk Magnet 0.1degree Accuracy lot of 8Levels And Small Ones China
GAIN EXPRESS HOLDINGS Seller
20 pieces x Waterproof Digital Bevel Box Gauge Angle Protractor Inclinometer w/ 3 Strong Disk Magnet 0.1deg. Accuracy lot of 20
Price: $449.6
Old Price: $478.3
DANOPLUS20 pieces x Waterproof Digital Bevel Box Gauge Angle Protractor Inclinometer w/ 3 Strong Disk Magnet 0.1deg. Accuracy lot of 20Levels And Small Ones
GAIN EXPRESS HOLDINGS Seller
12 pieces x Waterproof Digital Bevel Box Gauge Angle Protractor Inclinometer w/ 3 Strong Disk Magnet 0.1deg. Accuracy lot of 12
Price: $269.76
Old Price: $286.98
DANOPLUS12 pieces x Waterproof Digital Bevel Box Gauge Angle Protractor Inclinometer w/ 3 Strong Disk Magnet 0.1deg. Accuracy lot of 12Levels And Small Ones
GAIN EXPRESS HOLDINGS Seller
48 pieces x Digital Waterproof Pentype pH Meter Tester Auto calibration + pH Powders pH4.01 pH7.00 & pH10.01,lot of 48
Price: $1090.4
Old Price: $1160
GAIN EXPRESS48 pieces x Digital Waterproof Pentype pH Meter Tester Auto calibration + pH Powders pH4.01 pH7.00 & pH10.01,lot of 48Ph Meters China
GAIN EXPRESS HOLDINGS Seller
4 pieces xPen-type Redox Meter -1999mV~1999mV Millivolts Backlight LCD Pool Aquarium ORP Digital Water Quality Tester lot of 4
Price: $58.33
Old Price: $62.05
DANOPLUS4 pieces xPen-type Redox Meter -1999mV~1999mV Millivolts Backlight LCD Pool Aquarium ORP Digital Water Quality Tester lot of 4Ph Meters China
GAIN EXPRESS HOLDINGS Seller
RS232CD Software and USB Cable with 3.5mm Diameter Jack
Price: $31.49
Old Price: $33.5
GAIN EXPRESSRS232CD Software and USB Cable with 3.5mm Diameter JackPh Meters China
GAIN EXPRESS HOLDINGS Seller
48 LED Microscope Ring Light 43mm-151mm Light range Illuminator Illumination Lamp Camera with Adjustable Brightness
Price: $56.31
Old Price: $59.9
DANOPLUS48 LED Microscope Ring Light 43mm-151mm Light range Illuminator Illumination Lamp Camera with Adjustable BrightnessRunning Shoes
GAIN EXPRESS HOLDINGS Seller
4 pieces x Multifunction Digital Network LAN Cable 5E 6E Coaxial Wire Length Tester+8 Remote Identifier lot of 4
Price: $170.05
Old Price: $180.9
DANOPLUS4 pieces x Multifunction Digital Network LAN Cable 5E 6E Coaxial Wire Length Tester+8 Remote Identifier lot of 4Levels And Small Ones
GAIN EXPRESS HOLDINGS Seller
Fiber Optical Power Meter Tester -50 ~ +26 dBm Fault locator Engineering Maintenance 800-1700nm Wave-Length Self Calibration
Price: $87.49
Old Price: $93.07
DANOPLUSFiber Optical Power Meter Tester -50 ~ +26 dBm Fault locator Engineering Maintenance 800-1700nm Wave-Length Self CalibrationLevels And Small Ones
GAIN EXPRESS HOLDINGS Seller
Digital Vibration Meter Vibrometer Gauge Tester 10Hz-10kHz Acceleration Velocity Displacement RPM Frequency Analyzer
Price: $235
Old Price: $250
CnlandtekDigital Vibration Meter Vibrometer Gauge Tester 10Hz-10kHz Acceleration Velocity Displacement RPM Frequency AnalyzerVibrometers
GAIN EXPRESS HOLDINGS Seller
Coating Thickness Meter Gauge F & NF 99 Memories Max Min Avg, Magnetic Induction Eddy Current 0~2000um 0~80mil Non-Magnetic
Price: $297.75
CnlandtekCoating Thickness Meter Gauge F & NF 99 Memories Max Min Avg, Magnetic Induction Eddy Current 0~2000um 0~80mil Non-MagneticThickness Gauges China
GAIN EXPRESS HOLDINGS Seller
Landtek DT-2859 Photo Laser Non Contact Tachometer 0.5~99,999 RPM w/ USB Option Linear Velocity Meter Surface m/Min, ft/Min
Price: $86.39
Old Price: $91.9
CnlandtekLandtek DT-2859 Photo Laser Non Contact Tachometer 0.5~99,999 RPM w/ USB Option Linear Velocity Meter Surface m/Min, ft/MinTachometers China
GAIN EXPRESS HOLDINGS Seller
Digital Barcol Impressor 0~100 HBa Portable Indentation Hardness Tester Meter Brinell 25~150HB for Aluminum Glass Steel Industry
Price: $438.67
Old Price: $466.67
CnlandtekDigital Barcol Impressor 0~100 HBa Portable Indentation Hardness Tester Meter Brinell 25~150HB for Aluminum Glass Steel IndustryHardness Testers China
GAIN EXPRESS HOLDINGS Seller
Digital Ultrasonic Thickness Meter 0.75~400mm for Material Measurement, Testing Measuring Tool Tester Gauge Steel Cast Iron Zinc
Price: $245.06
CnlandtekDigital Ultrasonic Thickness Meter 0.75~400mm for Material Measurement, Testing Measuring Tool Tester Gauge Steel Cast Iron ZincThickness Gauges
GAIN EXPRESS HOLDINGS Seller
Leeb Hardness Meter Tester 200-900 HLD Durometer D Type Impact Measurement Gauge Test Kit (HRB HRC HV HB HS HL) for Solid
Price: $260.02
CnlandtekLeeb Hardness Meter Tester 200-900 HLD Durometer D Type Impact Measurement Gauge Test Kit (HRB HRC HV HB HS HL) for SolidHardness Testers
GAIN EXPRESS HOLDINGS Seller
2.4" Color LCD Industrial Video/Photo Inspection Camera Borescope Endoscope Recordable Meter 180degree Rotation
Price: $101.43
Old Price: $107.9
GAIN EXPRESS2.4" Color LCD Industrial Video/Photo Inspection Camera Borescope Endoscope Recordable Meter 180degree RotationRunning Shoes
GAIN EXPRESS HOLDINGS Seller
16 pieces x Digital 4 in 1 pH Meter Measures Soil pH / Temperature / Moisture / Sunlight Tester + Probe + Backlight
Price: $148.61
GAIN EXPRESS16 pieces x Digital 4 in 1 pH Meter Measures Soil pH / Temperature / Moisture / Sunlight Tester + Probe + BacklightPh Meters China
GAIN EXPRESS HOLDINGS Seller
8 pieces x Digital 4 in 1 Soil Plant Lawns pH Temperature Moisture Light Meter Tester w/200mm long Probe + Backlight LOT OF 8
Price: $74.31
GAIN EXPRESS8 pieces x Digital 4 in 1 Soil Plant Lawns pH Temperature Moisture Light Meter Tester w/200mm long Probe + Backlight LOT OF 8Ph Meters China
GAIN EXPRESS HOLDINGS Seller
Water Quality Pentype TDS / Salinity / Temperature Tester IP65 Dual Display ppt, ppm, S.G., %, °C, °F Pocket Size
Price: $34.5
GAIN EXPRESSWater Quality Pentype TDS / Salinity / Temperature Tester IP65 Dual Display ppt, ppm, S.G., %, °C, °F Pocket SizePh Meters China
GAIN EXPRESS HOLDINGS Seller
Digital 4 in 1 Soil Plant and Lawns pH Temperature Moisture Light Meter Tester + long Probe + Backlight, lot of 4
Price: $34.03
Old Price: $36.2
GAIN EXPRESSDigital 4 in 1 Soil Plant and Lawns pH Temperature Moisture Light Meter Tester + long Probe + Backlight, lot of 4Ph Meters
GAIN EXPRESS HOLDINGS Seller
Digital pH Meter With Sharp Glass Electrode Pen Type pH Tester w/ ATC for Drinking Water, Food, Cheese, Milk and Soil
Price: $108.5
DANOPLUSDigital pH Meter With Sharp Glass Electrode Pen Type pH Tester w/ ATC for Drinking Water, Food, Cheese, Milk and SoilPh Meters
GAIN EXPRESS HOLDINGS Seller
Digital Multimeter for DC/AC Voltage, Resistance, Diode & Continuity 1999 Reading w/ Test Leads & Protective Rubber Holster
Price: $8.96
All SunDigital Multimeter for DC/AC Voltage, Resistance, Diode & Continuity 1999 Reading w/ Test Leads & Protective Rubber HolsterDigital Multimeters
GAIN EXPRESS HOLDINGS Seller
Brake Fluid Tester Detector w/ LED Indicator & 180° Foldable Testing Rod, Car Auto Automotive Diagnostic Tool Oil Quality
Price: $19.5
Old Price: $23.5
All SunBrake Fluid Tester Detector w/ LED Indicator & 180° Foldable Testing Rod, Car Auto Automotive Diagnostic Tool Oil QualityCircuit Breakers
GAIN EXPRESS HOLDINGS Seller
12 pieces x Digital 4 in 1 pH Meter Measures Soil pH / Temperature / Moisture / Sunlight Tester + backlight + Probe, lot of 12
Price: $111.46
GAIN EXPRESS12 pieces x Digital 4 in 1 pH Meter Measures Soil pH / Temperature / Moisture / Sunlight Tester + backlight + Probe, lot of 12Ph Meters
GAIN EXPRESS HOLDINGS Seller
20 pieces x Digital 4 in 1 pH Meter Measures Soil pH / Temperature / Moisture / Sunlight Tester + Backlight + Probe, lot of 20
Price: $185.77
GAIN EXPRESS20 pieces x Digital 4 in 1 pH Meter Measures Soil pH / Temperature / Moisture / Sunlight Tester + Backlight + Probe, lot of 20Ph Meters
GAIN EXPRESS HOLDINGS Seller
Digital Power Meter Electricity Usage Monitor Watt Voltage Tester Electrical High Power Consumption Measuring Analyzer
Price: $13.63
Old Price: $14.5
DANOPLUSDigital Power Meter Electricity Usage Monitor Watt Voltage Tester Electrical High Power Consumption Measuring AnalyzerLevels And Small Ones China
GAIN EXPRESS HOLDINGS Seller
Digital Wireless Weather Station Indoor Outdoor Hygrometer Thermometer Humidty w/ Alarm Clock, Color Large Display Monitor
Price: $33.15
GAIN EXPRESSDigital Wireless Weather Station Indoor Outdoor Hygrometer Thermometer Humidty w/ Alarm Clock, Color Large Display MonitorThermometers
GAIN EXPRESS HOLDINGS Seller
PH Electrode BNC Type 50 Ohm Connector Probe w/ Calibration Powder, 150cm / 200cm / 300cm Long Cable for Wide Liquid Application
Price: $964
Old Price: $1134.4
GAIN EXPRESSPH Electrode BNC Type 50 Ohm Connector Probe w/ Calibration Powder, 150cm / 200cm / 300cm Long Cable for Wide Liquid ApplicationPh Meters
GAIN EXPRESS HOLDINGS Seller
Universal Battery Tester Checker Tri-color LCD Bar Graph Display C D N AA AAA 9V 1.5V
Price: $3.83
DANOPLUSUniversal Battery Tester Checker Tri-color LCD Bar Graph Display C D N AA AAA 9V 1.5VLevels And Small Ones
GAIN EXPRESS HOLDINGS Seller
Optional Reference Block and Dioptric Oil for New design or Traditional Honey Brix Refractometer
Price: $2.57
DANOPLUSOptional Reference Block and Dioptric Oil for New design or Traditional Honey Brix RefractometerRefractometers
GAIN EXPRESS HOLDINGS Seller
10x 21mm Loupe Jeweler Magnifier LED UV Light Triplet Lens Magnifying Gem Optical Tool Achromatic Aplanatic Foldaway Black Frame
Price: $13.75
GAIN EXPRESS10x 21mm Loupe Jeweler Magnifier LED UV Light Triplet Lens Magnifying Gem Optical Tool Achromatic Aplanatic Foldaway Black FrameMagnifiers
GAIN EXPRESS HOLDINGS Seller
Digital CO2 Carbon Dioxide IAQ Monitor Controller with Relay Function 45m Cable NDIR Sensing Probe for Green House Home, Office
Price: $160.25
AzDigital CO2 Carbon Dioxide IAQ Monitor Controller with Relay Function 45m Cable NDIR Sensing Probe for Green House Home, OfficeGas Analyzers
GAIN EXPRESS HOLDINGS Seller
110V Circuit Breaker Fuse Control Locator Electric Finder Tool Receiver Transmitter Lamp Socket & Outlet Adapters Testers
Price: $20.01
All Sun110V Circuit Breaker Fuse Control Locator Electric Finder Tool Receiver Transmitter Lamp Socket & Outlet Adapters TestersCircuit Breakers China
GAIN EXPRESS HOLDINGS Seller
Handheld Shore A Hardness Meter Tester Portable Digital LCD Display Durometer 0~100HA Dial Scale Rubber Tire Zero Setting
Price: $20.25
Old Price: $22.5
GAIN EXPRESSHandheld Shore A Hardness Meter Tester Portable Digital LCD Display Durometer 0~100HA Dial Scale Rubber Tire Zero SettingHardness Testers China
GAIN EXPRESS HOLDINGS Seller
Coating Thickness Paint Gauge Meter Built-in F, Ferrous / NF, Non-Ferrous Probes 0-1250um / 0-50 mil Range
Price: $288.76
CnlandtekCoating Thickness Paint Gauge Meter Built-in F, Ferrous / NF, Non-Ferrous Probes 0-1250um / 0-50 mil RangeThickness Gauges
GAIN EXPRESS HOLDINGS Seller
Salinity Refractometer Dual Scale 0-100ppt (0-10%) & 1.000-1.070 Specific Gravity for Seawater Salt ATC
Price: $10.61
GAIN EXPRESSSalinity Refractometer Dual Scale 0-100ppt (0-10%) & 1.000-1.070 Specific Gravity for Seawater Salt ATCRefractometers
GAIN EXPRESS HOLDINGS Seller
Pen Type Salinity & Temperature Meter Water Quality Tester ATC ppm / ppt / % / S.G. 4 Units Salt NaCl for Hydroponics Lab Pond
Price: $37.67
GAIN EXPRESSPen Type Salinity & Temperature Meter Water Quality Tester ATC ppm / ppt / % / S.G. 4 Units Salt NaCl for Hydroponics Lab PondPh Meters
GAIN EXPRESS HOLDINGS Seller
Waterproof Digital Bevel Box Gauge Angle Protractor Inclinometer with 3 Strong Disk Magnet 0.1degree Accuracy
Price: $24.5
DANOPLUSWaterproof Digital Bevel Box Gauge Angle Protractor Inclinometer with 3 Strong Disk Magnet 0.1degree AccuracyLevels And Small Ones China
GAIN EXPRESS HOLDINGS Seller
Compact Sound Level Calibrator 114dB / 94dB / 104dB Calibration Level For 1/2" 13.2mm Microphone Size Sound Level Meters
Price: $72.06
GAIN EXPRESSCompact Sound Level Calibrator 114dB / 94dB / 104dB Calibration Level For 1/2" 13.2mm Microphone Size Sound Level MetersSound Level Meters
GAIN EXPRESS HOLDINGS Seller
Durable Pocket Diffraction Spectroscope Medium Size Gem Tool
Price: $25.64
GAIN EXPRESSDurable Pocket Diffraction Spectroscope Medium Size Gem ToolMagnifiers
GAIN EXPRESS HOLDINGS Seller
Gem Refractometer 1.30 ~ 1.81 RI Range Gemology Gemstone Gemalogical w/ Monochromatic Light Filter + Polarizing Lens
Price: $58.39
GAIN EXPRESSGem Refractometer 1.30 ~ 1.81 RI Range Gemology Gemstone Gemalogical w/ Monochromatic Light Filter + Polarizing LensMagnifiers
GAIN EXPRESS HOLDINGS Seller
Digital Pinless Non-invasive Inductive Moisture Meter Hard Soft Wood Drywall Masonry Scanner Tricolor Bar Graph Indicator
Price: $18.63
DANOPLUSDigital Pinless Non-invasive Inductive Moisture Meter Hard Soft Wood Drywall Masonry Scanner Tricolor Bar Graph IndicatorThermometers
GAIN EXPRESS HOLDINGS Seller
2-in-1 PH & Temperature Meter Dual Display Water Quality Monitoring Kit Replaceable Electrode Aquariums Hydroponics Pools Tank
Price: $1731.2
Old Price: $1924
GAIN EXPRESS2-in-1 PH & Temperature Meter Dual Display Water Quality Monitoring Kit Replaceable Electrode Aquariums Hydroponics Pools TankPh Meters
GAIN EXPRESS HOLDINGS Seller
Professional Digital Large LCD Display Dissolved Oxygen DO Meter Tester 0~199.9% / 0~19.99 PPM / 0~19.99 mg/I Range
Price: $193.5
GAIN EXPRESSProfessional Digital Large LCD Display Dissolved Oxygen DO Meter Tester 0~199.9% / 0~19.99 PPM / 0~19.99 mg/I RangePh Meters
GAIN EXPRESS HOLDINGS Seller
10x Magnification Scale Loupe (1/4/9) Interchangeable Glass Scale Chart 25mm Field of View with 8 LED Light
Price: $20.59
Old Price: $21.9
GAIN EXPRESS10x Magnification Scale Loupe (1/4/9) Interchangeable Glass Scale Chart 25mm Field of View with 8 LED LightMagnifiers
GAIN EXPRESS HOLDINGS Seller
Replaceable ORP REDOX Electrode Probe 0 ~ +/- 1999 mV ORP Meter Tester 300cm long Cable with BNC socket
Price: $23.58
GAIN EXPRESSReplaceable ORP REDOX Electrode Probe 0 ~ +/- 1999 mV ORP Meter Tester 300cm long Cable with BNC socketPh Meters
GAIN EXPRESS HOLDINGS Seller
Handheld Foldable Ruby Filter Gem Emerald Identification Gemstone Tester Red & Pink GEM identifier
Price: $14.18
GAIN EXPRESSHandheld Foldable Ruby Filter Gem Emerald Identification Gemstone Tester Red & Pink GEM identifierMagnifiers
GAIN EXPRESS HOLDINGS Seller
2-in-1 PH & Temperature Meter 0.00~14.00pH Range Continuous Monitor Dual Display Manual Calibration Replaceable Electrode
Price: $1701.6
Old Price: $1890.4
GAIN EXPRESS2-in-1 PH & Temperature Meter 0.00~14.00pH Range Continuous Monitor Dual Display Manual Calibration Replaceable ElectrodePh Meters China
GAIN EXPRESS HOLDINGS Seller
Digital Wireless Weather Station Indoor Outdoor Temperature & Humidity Measure w/ 3 Sensor, °C/°F Black LED Light Display, Alarm
Price: $22.73
GAIN EXPRESSDigital Wireless Weather Station Indoor Outdoor Temperature & Humidity Measure w/ 3 Sensor, °C/°F Black LED Light Display, AlarmThermometers
GAIN EXPRESS HOLDINGS Seller
Digital Wireless Weather Station Indoor Outdoor Temperature & Humidity Hygrometer w/ 3 Sensors Alarm Clock Function LED Light
Price: $23.74
GAIN EXPRESSDigital Wireless Weather Station Indoor Outdoor Temperature & Humidity Hygrometer w/ 3 Sensors Alarm Clock Function LED LightThermometers
GAIN EXPRESS HOLDINGS Seller
Weather Station + 3 Wireless Sensor DCF RCC Receiver With 5 Weather Forecast With Am/Pm Indicator and LED Outdoor/Indoor
Price: $30.55
Old Price: $32.5
DANOPLUSWeather Station + 3 Wireless Sensor DCF RCC Receiver With 5 Weather Forecast With Am/Pm Indicator and LED Outdoor/IndoorThermometers
GAIN EXPRESS HOLDINGS Seller
Salinity & Temp Meter, Pen Type Salt Water Quality Tester ATC NaCl 0~70 ppt, Handheld Measurement Monitor Tester, for Saltwater
Price: $36.5
AzSalinity & Temp Meter, Pen Type Salt Water Quality Tester ATC NaCl 0~70 ppt, Handheld Measurement Monitor Tester, for SaltwaterPh Meters
GAIN EXPRESS HOLDINGS Seller
Handheld Digital Dual-port Manometer Professional pressure gauge Differential Air Pressure Tester pressure measuring instruments
Price: $28.82
GAIN EXPRESSHandheld Digital Dual-port Manometer Professional pressure gauge Differential Air Pressure Tester pressure measuring instrumentsPressure Sensors
GAIN EXPRESS HOLDINGS Seller
3-in1 CO2 Carbon Dioxide Desktop Datalogger Monitor Indoor Air Quality Temperature Relative Humidity RH 0~9999ppm Clock
Price: $163.5
GAIN EXPRESS3-in1 CO2 Carbon Dioxide Desktop Datalogger Monitor Indoor Air Quality Temperature Relative Humidity RH 0~9999ppm ClockThermometers China
GAIN EXPRESS HOLDINGS Seller
10x 15x 20x 30x Loupe Tester Jewelry Gemstone 20.5mm Lens Diameter Triplet Lens Achromatic Optical Glass Black Frame Metal Body
Price: $7.05
Old Price: $7.5
GAIN EXPRESS10x 15x 20x 30x Loupe Tester Jewelry Gemstone 20.5mm Lens Diameter Triplet Lens Achromatic Optical Glass Black Frame Metal BodyMagnifiers
GAIN EXPRESS HOLDINGS Seller