Box dimensions: 13 × 5 × 13 cm (5 × 2 × 5 in)

Keep your HM Digital HM-200 TDS/EC meter performing at factory accuracy with the SP-C2 OEM replacement probe

allowing for users to achieve fast and accurate measurements with their Marine Alkalinity Checker® HC

Safety lock

Hanna GroLine HI9814K Portable pH EC TDS Temperature Meter - Complete Hydroponics Kit 5-in-1 water meter Box dimensions: 13 × 5Hanna GroLine HI9814K Portable pH EC TDS Temperature Meter Complete Hydroponics Testing Kit The Hanna GroLine HI9814K is a complete, ready to use portable testing kit designed specifically for hydroponic, aquaponic, and greenhouse nutrient management. This waterproof meter combines pH, EC, TDS, and temperature measurement in one rugged handheld device with a specialized 3 in 1 pre amplified probe that delivers professional grade accuracy in