




🌟 Elevate your pH game with precision and smart tech—because your data deserves the best!
The Apera Instruments SX620 pH Pen Tester Kit delivers ultra-precise 0.01 pH accuracy with automatic 3-point calibration and temperature compensation from 0-60°C. Its slim, replaceable probe fits test tubes perfectly, while intelligent features like auto power-off and probe invalidation reminders keep your measurements reliable. Packaged with all essential calibration and storage solutions in a portable case, it’s the ultimate tool for professionals demanding accuracy and convenience.






| Manufacturer | Shanghai Sanxin Instrumentation | 
| Part number | AI223 | 
| Item Weight | 142 g | 
| Product Dimensions | 15.24 x 2.54 x 2.54 cm; 141.75 g | 
| Batteries | 2 Lithium Ion batteries required. (included) | 
| Item model number | AI223 | 
| Colour | Light grey-Blue | 
| Style | ±0.01 pH (3pt calibration) | 
| Material | PLA_(Polylactic_Acid), PE_(Polyethylene), Glass | 
| Power source type | Battery Powered | 
| Item Package Quantity | 1 | 
| Temperature Range | 60 Degrees Celsius | 
| Measurement System | US | 
| Measurement Accuracy | ±0,1 digit | 
| Display style | Digital | 
| Special Features | Waterproof | 
| Included components | Meter, Batteries, Calibration Solutions, Portable Case | 
| Batteries included? | Yes | 
| Batteries Required? | Yes | 
| Battery Cell Type | Alkaline | 
M**.
Easy precise tool.
I've been using pH strips for my fermentation business. This is so much more precise and clean. Love it!
E**A
Stopped working after 2 months!!!
Stopped working all of the suddenAnd to think that you invest so much in where are suppose to be long time quality!Very dissapointed