Sper Scientific 850051 pH Pen, Large

Brand	Sper Scientific
Model	850051

Sper Scientific 850051 Large Display ATC 0.1 pH Pen Calibrates to pH 4, 7, 10 buffers and can be adjusted to recognize non-standard buffers as well. The case is IP65 waterproof, and will float if accidentally dropped into the water

The case is IP65 waterproof, and will float if accidentally dropped into the water

Large LCD display

Auto 3 pt Calibration

Easy to carry, simple to operate and sufficient for most field pH tests. 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 non-standard 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 4 button-cell batteries and a built-in electrode kept moist with a protective cap. Dimensions: 6½" × 1½" × 1½" (165 × 38 × 38 mm) Weight: 2.3 oz (65 g) .