BENETECH GM761 pH Water Quality Test Pen – Precision & Portability
Ultra-precise pH measurement with 0.01 resolution and ±0.01 accuracy for lab-grade results in seconds. Features automatic temperature compensation (ATC) for reliable readings in fluctuating conditions. Durable epoxy resin body and reinforced glass electrode ensure long-term corrosion resistance, ideal for harsh environments like pools, aquariums, or hydroponic farms. Compact, lightweight design (45g) fits in pockets or toolkits—perfect for field tests, breweries, agriculture, or educational labs. Auto-off function extends battery life. Factory-direct pricing with bulk discounts—trusted by global suppliers for consistent quality and fast logistics. Calibration fluids and protective cap included.