FNIRSI WD-01 Multifunctional Load-Bearing Wall Wire Metal Detector Dark Line Scanner, WD-01 Option:WD-01 Hand Refractometer Erma Japan 0-32%

Hand Refractometer Erma Japan 0-32% by LabPro is an essential tool for measuring the refractive index of liquids

both literally and figuratively

Test Tubes

Hydroponics to test nutrients

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FNIRSI WD-01 Multifunctional Load-Bearing Wall Wire Metal Detector Dark Line Scanner, WD-01 Option:WD-01 Hand Refractometer Erma Japan 0-32%1. Power supply: TYPE C cable 2. Automatic shutdown: after 5 minutes of no operation 3. Built in: 300mAh lithium battery 4. Mode: Metal, Cable, Wooden 5. Ferrous metal detection depth: 120mm 6. Non ferrous metal (copper) detection depth: 100mm 7. AC: 50mm 8. Single strand copper wire: 40mm 9. Wooden gear: 20mm in precision mode, 38mm in depth mode 10. Simple interface and buttons, easy to operate 11. High definition backlit screen display, silicone