Environmental – Gain Express Wholesale Deals

7729 Wall Mount / Desktop Stand Indoor Air Quality Monitor Real-time CO2 Detector, Carbon Dioxide & Temperature & Humidity Level with Large LED Screen & Visual Color Warning Light Bar and Audible Alarms

Regular Price $141.90 USD

8930B Compact Sound Level Calibrator 114dB / 94dB / 104dB Calibration Level For 1/2" 13.2mm Microphone Size Sound Level Meters

Regular Price $53.67 USD

ORP-301 Pensize ORP Redox Tester -1200~1200mV Water Quality Measurement ±2mV High Accuracy Oxidation Reduction Potential Meter

Regular Price $19.76 USD

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8694 Long Glass Tube Pentype pH Meter Sharp Tip Probe Digital Water Quality Tester Dual Display with ATC 2.0~12.0pH Measurement Range

Regular Price $73.90 USD

TM-747D Digital 4-Channel K /J/ T / E/ R / S/ N Type Thermocouple Thermometer Datalogger 16,800 Data Logging T1/T2, T3/T4 Input Terminal Data Logger

Regular Price $134.90 USD

SLM-267 Decibel Meter Sound Level Tester 30~130dBA Noise Volume Monitoring Instrument

Regular Price $11.90 USD

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ANE-271 Anemometer Wind Speed Meter Temperature Air Velocity Wind Chill w/ Data Recording

Regular Price $12.90 USD

WA-60A Landtek Water Activity Meter Food Water Activity Measurement Portable Digital Tester

Regular Price $387.90 USD

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LX-1010BN Digital Light Meter Luxmeter 0~100,000 Lux w/ Selectable Range x1 x10 x100, Handheld Illuminance Tester Sensor Illuminometer Lighting Level Measurement, for Indoor Room Greenhouse Plants Home

Regular Price $15.90 USD

HT-1292 Digital Humidity Temperature Meter Tester Indoor Outdoor, 10~95%RH Temp -10~60 °C (14~140°F) with Wet Bulb Temp

Regular Price $133.00 USD

ND9B Digital Sound Level Meter Calibrator 94dB & 114dB for 1/2" and 1" inch Microphone, Noise Decibel Calibration Tool

Regular Price $101.90 USD

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ECM-227 Digital LCD EC Conductivity Meter Tester 0~19.99ms/cm Pen Type with Backlight, Hydroponics, Aquaculture

Regular Price $0.00 USD

$REB-32SGATC Beer Brix & Specific Gravity Refractometer with ATC Optic Dual Scale 0~32% Brix 1.000-1.130 SG Wine Wort Making Beer Brewing Fruit Juice Hops Sugar Homebrew Kit$

REB-32SGATC Beer Brix & Specific Gravity Refractometer with ATC Optic Dual Scale 0~32% Brix 1.000-1.130 SG Wine Wort Making Beer Brewing Fruit Juice Hops Sugar Homebrew Kit

Regular Price $12.90 USD

Sold Out $REA-503EATC Automotive Refractometer, Ethylene glycol: -60~0°C and 0~100%, Battery Fluid 1.10~1.40kg/l$

REA-503EATC Automotive Refractometer, Ethylene glycol: -60~0°C and 0~100%, Battery Fluid 1.10~1.40kg/l

Regular Price $12.90 USD

$REA-503CATC 5-in-1 Automotive Battery Antifreeze Refractometer ATC for Specific Gravity, Ethylene Propylene Glycol System & Windshield Screenwash Fluid, Freezing Point Measurement Tester Meter Coolant Condition$

REA-503CATC 5-in-1 Automotive Battery Antifreeze Refractometer ATC for Specific Gravity, Ethylene Propylene Glycol System & Windshield Screenwash Fluid, Freezing Point Measurement Tester Meter Coolant Condition

Regular Price $12.90 USD

TMG-50 Portable Film Coating Thickness Gauge Tester Meter, Automotive Car Nondestructive, Non-magnetic Coating on Metal

Regular Price $17.90 USD

TM-190 Multi-Field EMF ELF Meter Handheld RF Gauss Meter 0.02 - 2000mG (0.02 to 200 uT) Electromagnetic Electric RF Strength Field Tester Low Frequency Magnetic Fields with Warning Buzzer

Regular Price $116.43 USD

GVA-18B AC/DC Multimeter Auto Range w/ CD & USB

Regular Price $39.90 USD

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ORP-1692 ORP REDOX Meter -1999 ~ 1999mV Tester Durable Accurate Measurement

Regular Price $20.90 USD

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GM8908 Digital Pocket Anemometer Wind Speed Meter Thermometer

Regular Price $0.00 USD