Ohaus Starter Pen Meter ST10R, -1000 – 1000 mV, 2mV

Starter pen meters provide what should be expected of a small, economical pen meter: simple, fast, straightforward, no-frills operation time and time again. With durable ABS housing, a protective sensor cap, and automatic shutdown feature that preserves battery life, Starter pen meters can endure consistent use in rugged environments. Equipped with a wrist strap that helps prevent unintentional dropping, Starter pen meters are constructed with an IP67 waterproof design that can prevent water damage when dropped in to liquid.
Applications: pH, oxidation-reduction potential (ORP), conductivity, dissolved oxygen (DO), salinity, total dissolved solids (TDS), temperature measurement
Construction: ABS Housing
Operation: 4 1.5V batteries (included)
Automatic Shutdown: Yes, After 6 minutes of non-use
Battery Life: 200 Hours with Disposable Batteries
Calibration: N/A
Display: Liquid crystal display (LCD) display with secondary information line (on select models)

Design Features: