VTSYIQI Digital Chlorophyll Meter 4 in 1 Plant Leaf Analyser with Chlorophyll Range 0.0‐99.9SPAD Nitrogen 0.0‐99.9mg/g For Nitrogen Chlorophyll Content Leaf Temperature Leaf Humidity

VTSYIQI Digital Chlorophyll Meter Chlorophyll Measuring Instrument with Measuring Range 0.0 to 99.9 SPAD 2GB SD Card Data Storage For Measuring Instantly Relative Chlorophyll Content

VTSYIQI Digital Clamp Ammeter Clamp Current Recorder with Range 0.0mA-1000A Resolution 0.1mA Jaw Size Φ50mm Current clamp 470g Precision ±0.5% FS Sampling Rate 2 t/s 9999 Groups Data Storage

VTSYIQI Digital Clamp Earth Ground Resistance Meter Tester with Resistance Measurement Range 0.010Ω~1500Ω Current Range 0.000mA~40.0A 999 Sets Data Memory

VTSYIQI Digital Clamp Earth Resistance Tester Meter with Resistance Measurement Range 0.010Ω~1500Ω Current Range 0.000mA~40.0A USB Communication Interface Data Storage 999 Groups

VTSYIQI Digital Clamp Ground Earth Resistance Meter Tester with 0.01-1200Ω 32MM 99Sets Stored Data Alarm Function

VTSYIQI Digital Clamp Ground Resistance Tester Earth Resistance Tester with Current Range 0.000mA~40.0A Data Storage 999 Groups Resistance Measurement Range 0.010Ω~1500Ω Clamp Jaw Size 65mm×32mm

VTSYIQI Digital Clamp on Earth Ground Resistance Tester Meter with Resistance Range 0.01 to 1200Ω

VTSYIQI Digital Clamp On Ground Earth Resistance Meter Tester with Current Range 0.00mA-20.0A Resistance Range 0.01Ω-1200Ω Current Resolution 0.01mA Resistance Accuracy ±1%±0.01Ω

VTSYIQI Digital Clamp On Ground Earth Resistance Tester Meter Clamp Meter with Grounding Measurement 0 to 200 Ohm

VTSYIQI Digital Clamp On Ground Resistance Meter Tester Loop Resistance Tester 1500ohm With 999 Sets Data Storage

VTSYIQI Digital Class 1 Sound Level Meter Integrating Decibel Measuring with Integrating Function 10 Hz-20 kHz 25dB(A)-140dB(A) 8000 Groups Data Storage AC DC RS232 USB Outputs