Fits standard test tubes 16x50 mm or larger.
- Features hold function
- Auto power off with low battery indicator
Highly stable and accurate readings with a large LCD display. Designed for simple one-hand operation. Automatically calibrates to pH 4, 7 and 10 buffers and can be adjusted to recognize some other non-standard buffers as well.
Certifications: The case is IP65 waterproof and will float if accidentally dropped into the water.
Delivery information: Comes with two button-cell batteries and a built-in electrode kept moist with a protective cap and included solution.