Sper Scientific 850063 LCD Test Tube ATC pH Pen, ±0.1 Measuring Accuracy auspowers_batchsix But it doesn't just look

But it doesn't just look great

Freely rotate and height adjustment of the tip for the comfort of your ear canals

Five popular colors for easy identification and color coding

more flexible and durable

It has passed various strict reliability tests

Sper Scientific 850063 LCD Test Tube ATC pH Pen, ±0.1 Measuring Accuracy auspowers_batchsix But it doesn't just lookSper Scientific 850063 LCD Test Tube ATC pH Pen, 0. 1 Measuring Accuracy Highly stable and accurate readings with a large LCD display. Designed for simple one hand operation. Automatically calibrates to pH 4, 7, 10 buffers and can be adjusted to recognize any other buffers as well. Features hold function, and auto power off with low battery indicator. The case is IP65 waterproof, and will float if accidentally dropped into the water. Comes with 2