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This TDS pen/ meter is used to test the purity of the water quality at home or other places. It is so simple to use. All you need to do is just click a switch button and immediately , you can know the purity and quality of water.



Features：

It is able to test the purity and quality of the water accurately.
It is very easy to use and use it anytime.
It is able to test 3 kinds of impurities.
It is waterproof in its design and uses little power consumption.








Specifications:

Brand: Xiaomi
Color: White
Battery: 2 * AG13
Material: PC
Waterproof: IPX6
Item size: Approx. 15 * 1.6 * 1.6cm / 1.3 * 0.6 * 0.3in (L * W * H)
Item weight: Approx. 3g / 0.1oz
Package size: Approx. 17 * 5 * 2cm / 5.1 * 2.6 * 0.8in (L * W * H)
Package weight: Approx. 88g / 0.98oz



Package list:

1 * TDS Detection Pen
2 * AG13







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We Also Sell Litmus Paper At A Very Good Price




This litmus test paper allows you to accurately test the pH of various substances including foodstuff, aquarium/water, urine, soil  and etc.It helps you to maintain a good healthy body by testing many substances that we use, eat ot drink every day, including moisturized soap, lemon juice, milk, liquid detergent, moisturized soil, saliva, urine, sweat and etc.

Features:

100% Brand New.

Weight 7g

PH 1-14 Colour chart in each pack

Litmus Paper test strips change colour within 15 seconds to be matched with the pH scale colour chart
Scales is as follows:-
• 1-3 indicates a very high Acidic Substance
• 4-6 indicates an Acidic Substance
• 7 indicates Neutral
• 8-11 indicates an Alkaline Substance
• 12-14 indicates a very high level of Alkalinity

How To Use:

Simply press the test strip to the food , liquid or others that  you are testing. In half a second later, take out the paper and by using the color chart included in the package, compare the color change of the paper to find out the pH level of your item under test .

Note: