Pen pH Meter CT-6021A

♦0.00 to 14.00 pH. 
♦ Pen type digital pH meter, all in one, pH electrode included,easy to use.
♦Water proof.
♦Provided with pH 4.01, pH 6.86, pH 9.18 buffer.
♦ Easy to change the pH electrode. 
♦Build in temperature sensor, ATC ( auto temperature compensation ).
♦Three point calibration for pH 4.01, pH 6.86, pH 9.18. 
♦ LCD shows both pH & temp..
♦Data hold function for freezing the desired value.
♦High accuracy.
♦Compact size,light weight.
♦Auto power off 
♦Power supply by 1.5 V battery (LR44 ) x 4 PCs 
♦Available for wide applications, such as aquarium, beverage, fish hatcheries, food processing, photography, laboratory, quality control, school & colleges, swimming pools, water conditions.