Strategic openings provide full access to probe connections and LCD display without removing the boot

Membranes: 5 included with O-Rings (included)

Essential for monitoring the nitrogen cycle in aquariums and ensuring safe water quality

Natures way to soften water

Hanna Instruments Shockproof Rubber Boot HI710024 - Blue Silicone Protective Case Milwaukee MW301BOX Strategic openings provide full accessProtect your investment with the Hanna Instruments HI710024 shockproof rubber boot. This premium blue silicone protective case safeguards your pH, multiparameter, and temperature meters from accidental drops, impacts, and harsh environmental conditions in the lab, field, or production floor. Superior Protection Features: Impact resistant design: Durable silicone rubber absorbs shocks and prevents damage from accidental drops Extreme temperature