About This

• The COM-300 is an advanced waterproof combo meter with superior accuracy
• Applications include hydroponic systems, water gardens, ponds, etc
• Sump-type screened inlet

Overview

• Brand : HM Digital
• Battery Description : 3 *1.5 V( AG-13 button cell)
• Mounting Type : Tabletop
• Upper Temperature Rating : 130 Degrees Fahrenheit
• Voltage : 1.5 Volts