For quick, precise measurement of carbon monoxide in ambient air &ndash; in accordance with DIN EN 50543: The testo 315-4 CO measuring instrument is easy to operate, has a robust design and is of durable quality.<br /><br />&nbsp;

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The waterproof TopSafe protective case protects the measuring instrument against impacts and dirt.

Product-/housing material	silicone
Product colour	transparent
Weight	36 g

TopSafe protective case

TopSafe protective case

General technical data