HM Digital COM-100L Professional EC/TDS/Temp Meter – IP-67 Waterproof reef tank equipment Regular replacement ensures measurement integrity

Regular replacement ensures measurement integrity and reliable data for quality control

Unwrap the new pre-primed filter (no soaking needed)

Note: pH 7

professional results you can trust for critical water quality decisions

HM Digital COM-100L Professional EC/TDS/Temp Meter – IP-67 Waterproof reef tank equipment Regular replacement ensures measurement integrityHM Digital COM 100L Professional EC TDS Temp Meter IP 67 Waterproof The HM Digital COM 100L is a professional grade handheld meter that simultaneously measures electrical conductivity (EC), total dissolved solids (TDS), and temperature across four selectable measurement scales in an IP 67 waterproof, submersible housing that floats. Factory calibrated to 1413 S, with push button digital calibration to any point within range, automatic temperature