Hanna Instruments HI 711 Checker HC Handheld Colorimeter, For Total Chlorine auspowers_batchone 2 decals are static clings

2 decals are static clings that will stick to smooth surfaces on the front or back

Connection diagram: Pls refer to the last photo in above photo window

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and ensuring proper levels is important in many situations

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Hanna Instruments HI 711 Checker HC Handheld Colorimeter, For Total Chlorine auspowers_batchone 2 decals are static clingsHanna Instruments HI 711 Checker HC Handheld Colorimeter, For Total Chlorine The HI 711 is a portable meter for measuring chlorine in natural, waste, recreation and drinking waters. The HI 711 bridges the gap between less accurate chemical test kits, and expensive professional test instrumentation. To use, zero the instrument with your water sample, then add the reagent. Place the vial into the checker, press the button, and read the results within