YSI pH10A Ph Meter,0.00 to 14.00ph

Spot-sampling pH applications is both simple and economical with the EcoSense pH 10 Pen. Armed with an easy-to-use graphic interface and a built-in memory that can store up to 50 pH and temperature readings, plus date and time stamps. GLP functionality also saves and displays last calibration data, while a hold feature locks readings on display. Additional features include replaceable, single-junction electrodes and one-, two-, or three-point calibration. Comes with waterproof carrying case and four LR44 alkaline batteries. Replacement Electrode sold separately.