Portable DVD Player with 15.4" Swivel Screen, Rechargeable Battery, Remote Control, Car DVD Player with Dual Speakers, DVD Player Portable for Kids, Support CD/DVD/SD Card/USB, Include Storage Bag

Professional Particle Counter, High Sensitivity 6-Channel PM0.3/0.5/1.0/2.5/5.0/10µm Air Pollution Monitor with Tuya APP w/Temp & Humidity USB Data Export to PC for Cleanrooms, Laboratories(RS-485)

PCE Instruments FM300-SY-25-750 Heavy-Duty Force Sensor for Industrial Testing, Measures Up to 750 N with High Precision, Featuring Durable Construction and Easy Integration

Kane 958 - Commercial/Industrial Combustion Analyzer with O2/CO Sensors

Manometer Gas Pressure Tester, Digital Manometer, -100-200Kpa, 10 Units Differential Pressure Gauge, Max/Min/Data Storage, 2-Port Tester for HVAC/Automotive Brake/Industrial/Lab Calibration (Regular)

CT Industrial: Confined Space Monitor GX-Force Gas Monitor, Certificate for Free Calibration and Carry Bag! Confined Space Monitor: LEL, 02, H2S, CO (Dual) with Alkaline Batteries. CT-72-FA-A-A10

EJWFASCV FST200-206 Professional Wind Speed Sensor Defense Duct for Industry, Machinery and Measurement

Indoor Air Quality Monitor (CO2+Temp+RH+Dew Point) for HVAC,Office, Mall, Lab, Industrial Along with Calibration Certificate Model: Lutron CO2-9904SD by INSTRUKART

Kethvoz HVAC Anemometer CFM Wind Speed Meter, Digital Airflow Tester Measure Air Velocity Volume Temperature for AC System, Industrial Anemometro with Backlight MAX MIN AVG Data Storage KE-846A