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The air sensor you use is PurpleAir, right? I found a sensor evaluation kit ZMOD4510-EVK-HC that has nitrogen dioxide and ozone sensors in it for around $112.
by destitude 5y ago
The air sensor you use is PurpleAir, right? I found a sensor evaluation kit ZMOD4510-EVK-HC that has nitrogen dioxide and ozone sensors in it for around $112.