0-18% Sodium Hypochlorite Meter Digital Sodium Hypochlorite Refractometer LCD Display High Accuracy One-click Measurement

Good luck with your favorite purchases0-18% Sodium Hypochlorite Meter Digital Sodium Hypochlorite Refractometer LCD Display High Accuracy One-click Measurement

Feature: 1. Large LCD display, easy to read 2. One-click test, easy to use 3. Dust-proof design to prevent dust from entering 4. Excellent material, widely used.

Specification: Accuracy: ±1% Power supply: 1*AAA dry battery (not included) Shell material: ABS Size: 121*58*25mm/4.7*2.3*0.98in Refractometer range: 0.0%-18.0%