RKI GX-3R Pro Gas Detector K-11 Both models are fully waterproof

Both models are fully waterproof (IP67)

LAQUAtwin NO3-11S (part no

waterproof (IP-67) handheld design

The RKI PS-2 is a simple

Battery charger not included — order separately below or see the Chargers & Power section

RKI GX-3R Pro Gas Detector K-11 Both models are fully waterproofThe RKI GX 3R Pro is the world's smallest 5 gas monitor, built around four sensor slots: an interchangeable CO H2S combo or single gas cell, catalytic LEL, electrochemical O2, and a 5th channel for HCN, NH3, NO2, PH3, SO2, or IR CO2. RKI offers dozens of factory built sensor combinations the configurations listed here cover the most common confined space and toxic gas pairings; other sensor combinations are available by quote. SPECS MANUAL Battery