HM Digital Replacement pH sensor for HM-500/ HM-200 Hydro Systems 3000K and 5000K of white

3000K and 5000K of white led and IR led

Bio·Heaven™stimulates the enzymatic activity

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larger blooms

HM Digital Replacement pH sensor for HM-500/ HM-200 Hydro Systems 3000K and 5000K of whiteDescription HM Digital Replacement pH sensor for HM 200 HM 500 HM Digital Replacement pH sensor for HM 200 HM 500: Features Features: Measures pH (Replacement pH sensor for HM 500) Compatibility: This product is compatible with the following items. HM Digital Hydromaster Portable pH TDS EC Temp (Item Number HM HM 200) HM Digital Hydromaster Portable pH TDS EC Temp: HM Digital Hydromaster 500 Continuous pH TDS EC Temp meter (Item Number HM HM 500)