Replacement Membrane Caps for Dissolved Oxygen Meter

The DO703 is a set of replacement or spare Membrane Caps. DO703 is for use with Extech Model DO700 Portable Dissolved Oxygen Meter. Comes in a set of three caps. This product comes with a six month warranty.

Membrane Caps (3 caps) Features

• Compatible with DO700 - 9-in-1 Portable Dissolved Oxygen Meter