ULTRAPEN™ PT1 Electrical Conductivity (EC)/TDS/Salinity Pen

• Accuracy of ±1% of READING ±.2% at calibration point
• Reliable Repeatable Results
• Automatic temperature compensation
• Autoranging
• Accuracy of benchtop lab equipment in an affordable, portable, compact pen
• Rugged, reliable, shock-resistant fully encapsulated electronics, body constructed of aircraft aluminum
• Simple one button function
• Specially designed with measurement ranges and solution modes to meet the water quality testing needs of many applications
• High capacity N-type battery included
• Waterproof

ULTRAPEN™ PT2 pH & Temperature Pen

• Accuracy of ±0.01 pH
• 1, 2 and 3 Point Calibration
• Proprietary Sensor Design
• Automatic temperature compensation
• Reliable Repeatable Results
• Rugged, reliable, shock-resistant fully encapsulated electronics
• Durable body constructed of aircraft aluminum
• Simple one button function
• High capacity N-type battery included
• Waterproof

ULTRAPEN™ PT3 ORP/REDOX & Temperature Pen

• Accuracy of ±10 mV ORP
• Proprietary Sensor Design
• 99.9% Pure Platinum Electrode
• 3 Calibration Options with Automatic Solution Recognition
• Automatic Temperature Compensation in Calibration Mode*
• Rugged, reliable, shock-resistant fully encapsulated electronics
• Durable body constructed of aircraft aluminum
• Simple one-button functions
• Temperature Readout
• High capacity N-type battery included
• Waterproof

ULTRAPEN™ PT4 Free Chlorine Equivalent (FCE ™) & Temperature Pen

• Accuracy of up to ±0.3 ppm FCE
• Proprietary Sensor Design
• Calibration with pH and ORP Standard Solutions
• Automatic Temperature Compensation
• Temperature Readout
• Waterproof
• Powerd by one N Type Battery (included)