Features:
High accuracy and quick readout within a few seconds.
Full pH measure range of 0 - 14 meets your needs.
4 Color pH panels for easy to read against pH color chart intervals.
Exquisite compact box contains 100 pieces pH test strips.
Lightweight for convenient use and carry.

Function:
These strips are helpful for detecting acid alkaline pH level of liquid.

Suitable for various occasions:
The universal pH test strips effortlessly measure the pH in most liquids, such as drinking water, swimming pools, garden pond, also be widely applied for schools, lab.

Instructions:
1. Take one strip from the box and dip it into the solution you would like to measure. The color of your strip will change immediately.
2. Quickly match this color against the color chart on the inside of your box to obtain the pH. Do not wait or let the strip dry.
3. The number next to the color on the chart is your pH. The pH scale ranges from 0 (very acidic) to 14 (very basic), 7 is neutral.