Lutron Pen PH Meter - PH-220
Description
FEATURES
• Separate pH electrode, easy for general purpose and remote measurement.
• 0 to 14.00 pH.
• Auto calibration for pH 4, pH 7 or pH 10.
• Temp. adjustment is not necessary.
• IP-65 water proof.
• Pen type, easy carry out.
• Complete set with separate pH electrode ( PE-11 ) and pH 4, pH 7 standard solution.
• Build in reverse display button.
• DC 1.5V battery ( UM-4, AA ) x 4.