pHep 5 POCKET pH TESTER
WATERPROOF pHep® 4 & 5 pH PENS

• 2 line LCD displays pH and temperature simultaneously
• Battery level readout and Auto-shutoff prolong life
• pH stability indicator lets you know when your reading is stable
• Data-hold button freezes display for easy data recording
• Automatic temperature compensation and auto-calibration make it the easiest pen to use
• 100% Waterproof casing that floats
• Calibrate to standard or NIST buffers
• Temperature readout in C and F