HM Digital COM-100 TDS EC Temp Waterproof Combo Meter Tester Conductivity

Specifications

Brand	HM Digital
Product	TDS Meter

Power Source: 2 x 1.5V AAA Alkaline batteries (included). Display: large and easy-to-read LCD screen includes simultaneous temperature reading.

$2 in 1 Digital Refractometer Coffee Brix TDS Tester Coffee Concentration Meter–$