yieryi update 1pcs pH meter+1pcs TDS&TEMP Meter+1pcs TDS&EC Meter Water Quality Tester Pen

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PH-02 Meter

Feature:

• 100% brand new and high quality

• Display: LCD Digital

• Accuracy: 0.01

• Resolution: 0.01

• Operating Temperature: 0~80°C

• Measuring Range: 0.00~16.00

• Probe Type:Precision glass bulb electrode

• Calibration Method:3 points automatic calibration

• Power Supply: 2*1.5V Batteries(included!!!)

• Size:155*29*16mm

Package:

• 1*PH tester with retail box

• 1*6.86calibration powder

• 1*4.01calibration powde

• 1*user manual

TDS Tester

Feature:

• Test the quality of various water ensuring you are enjoying the best quality water.
• Ideal for using in the following situations: drinking water water filters hydroponics aquariums food&coffee pools&spas. TDS range: 1-9999PPM/mg / L.
• Auto shut-off: 10minutes.
• Data hold. Auto temperature compensation.
• Accuracy: ±2%.
• Dimensions: 14.2*2.3*1.3(CM)
  Battery: 2×LR44 cell batter(not INCLUDE)
• Come with a leather case.

Calibration

1.open the TDS

2.Press the "TEMP" button , then The screen will always be,then can adjust it , when the data is the same with the Correction fluid

3.press the 'hold‘ button

Packing List:

• 1* tds-3 meter
• 1*english user manual
• 1*leather bag

EC Meter

Specifications:

• Conductivity: 0-9990 us/cm
• TDS: 0-9999ppm
• Degrees Celsius: 0.1-80.0℃(32.0-176.0℉)
• Accuracy: ±2%
• Size: about 15.2cm*3cm*1.4cm/5.98"*1.18"*0.55"
• This product requires a 3V CR2032 button battery( battery included )
• Item Material: Plastic Shell

• Case Material: Synthetic Leather
• Color: White

Package List:

• 1 x Water Quality Tester

• 1 x User Manual

• 1 x Carrying Bag