PHM-224_PH 3-in-1 ORP Redox PH Temperature Combo Meter Tester w/ EXTRA Electrode, Pen Type ATC -1999~1999mV 0.00-14.00pH 0~50°C, Water Quality Aquarium Tank Swimming Pool Lab Spa Hydroponics

A waterproof meter designed to simultaneously measure pH and ORP in one go. It also reads temperature, which is continuously displayed on the dual level LCD. All pH readings are automatically temperature compensated (ATC).

Measurements are highly accurate with a unique stability indicator right on the LCD. Comes with a removable electrode which can be replaced easily by the user. The housing has been completely sealed against humidity and designed to float.

Features:

• Conforms with IP55 standard
• Included calibration solution, pH4.003, pH6.864 & pH9.182
• Detachable pH electrode, can be replaced easily
• Waterproof and it floats!
• With Automatic Temperature Compensation
• Comes with extra pH Electrode 

Specifications:

• Range: 0~14.00pH ; -1999~1999mV ; -50~70°C
• Resolution: 0.01pH ; 1mV ; 0.1°C
• Accuracy: ±0.1 pH ; ±5mV ; ±1°C
• ATC:  0~50°C
• Operating Environment:  0~50°C
• Power Supply: 4 x 1.5V AG13 button battery
• Size: 17 x 2.4 x 4cm
• Weight: 85g (no battery)

Set Includes:

• 1 x PH / ORP Meter
• 1 x Extra pH Electrode
• 1 x 4.003 pH Buffer Solution
• 1 x 6.864 pH Buffer Solution
• 1 x 9.182 pH Buffer Solution
• 1 x Mini Screw Driver
• English User Manual
• Sturdy Carrying Case