• 4-in-1Decibel Meter Wall Hanging Sound Level Meter 30-130dB Range,11 Inch Large LED Display Noise+Temperature+Humidity Meter Wide Applications for Home,Studio,Factory,Classroom Noise Meter KWD 18.500
• 11-in-1 Indoor Air Quality Monitor-Portable AQI PM2.5/PM10/CO/CO2/HCHO/TVOV, Temperature,Formaldehyde Detector,Humidity,Time Display Home Monitoring|Air Quality Tester for Confined Space KWD 35
• Megohmmeter Insulation Resistance Meter, 250V/500V/1000V, 1999 Count, Measures 0.1MΩ~2000MΩ, Auto Range, Backlit LCD, AC/DC Voltage Measurement, Data Freeze, Low Battery Indicator (VC60B+) KWD 19
• 7-in-1 Air Quality Monitor,Indoor Humidity Monitor,Temperature,CO2/TVOC/HCHO,Time/Date Display Desktop Air Quality Tester,Air Quality Meters for Home/Office/Hotel/Restaurant/School KWD 21
• EMF Meter,Digital Electromagnetic Field Radiation Detector Hand-held Digital LCD EMF Detector, Great Tester for Home EMF Inspections, Office, Outdoor KWD 11.500
• 4 in 1 Insulation Tester 0.6/6/60/600/1000V,Motor Checker,Megohmmeter,Multimeter,2000MΩ Insulation Resistance,DC/AC TRMS Voltage&Current,Resistance,Capacitance,Frequency,Temperature Multi Testers KWD 19