The 3 in 1 water quality monitor is professional and useful tool for testing pH / ORP & TEMP of solution level. Perfect for wide applications, such as beverage, fish hatcheries, food processing, aquarium, photography, laboratory, quality control, school & colleges, swimming pools, water conditions. 

Features: 
Apply in water sources, aquarium, hydroponics, spas, swimming pools and other water systems. 
Automatic temperature compensation. 
Use to measure the pH / ORP & TEMP of solution. 
Easy calibration of pH and ORP with just a mini-screwdriver. 
Can online monitor for a long time. 
Large and clear LCD with backlight, easy to read and accurately measuring functions. 
Separate pH, ORP and TEMP electrode, ATC function. 

Specifications: 
Temperature Unit: ℃ / ℉ (Optional) 
Range: pH: 0.00 ～ 14.00pH 
     ORP: 0 〜 ±1999MV 
     Temperature: -50℃ ～ 70℃ (-58℉～ 158℉) 
Resolution: pH: 0.01pH 
        ORP: 1MV   
        Temperature: 0.1℃ (0.2℉) 
Accuracy: pH: ±0.1pH     
       ORP: ±5MV 
       Temperature: ±1℃ (±2℉) 
Temperature Compensation: 0℃ ～ 50℃ (32℉～ 122℉) 
Working temperature: 0℃ ～ 50℃ (32℉ ～ 122℉)  
Length of ORP/pH Electrode Line: Approx. 118cm / 46.5in  
Power supply: DC 6V (Power-supply Adaptor) 
Plug Type: EU 
Battery: 4×1.5V AG-13 Button Cell Batteries (NOT Included) 
Color: Blue 
Material: ABS 
Item Body Size: Approx. 75 * 55 * 28mm / 2.9 * 2.2 * 1.1in (Excluding the TEMP Electrode) 
Item Weight: Approx. 68.3g / 2.4oz  
Package Size: Approx. 21 * 10.4 * 5cm / 8.3 * 4.1 * 2.0in 
Package Weight: Approx. 351.1g / 12.4oz 

Package List: 
1 * 3 in 1 pH / ORP & TEMP Meter  
1 * User Manual 
1 * pH Electrode  
1 * ORP Electrode  
1 * AC-DC Adapter 
2 * Suction Cups 
1 * Bracket 
1 * Mini Screwdriver