There are 4 modes are: TDS temperature, EC temperature, TDS Fahrenheit, EC Fahrenheit, the lower right corner is the temperature display. Press shift to switch between different modes. TDS test range: 0~9999PPM.
eBay
Accuracy: ±in 0.1 pH (at 20). Typical EMC DEV: ± 0.2 PH. PH power shown on the picture do NOT included. 2 x pH buffer powder. Applied range: the production and drinking of purified water, Electroplating liquid, Boiler water, Water in fish tank, Water of swimming pools, Photograph flushing fluid, Well water, Deep phreatic water, Laboratory, Aquaculture, Food processing, etc.
eBay
1 x PH test pen. Accuracy:±0.02. Product size: 15cm 3cm 1.7cm. Clean the electrodes. Turn off the switch. Put on the protective cover. Single weight 48g. Read the displayed value.
eBay
eBay
Pick up procedure is as follows Buy now and save! © Aqua Essentials. Echinodorus rubra. Elodea densa - 2 Bunches. Cryptocoryne balansae. Eleocharis acicularis | dwarf hairgrass.
eBay
The pH tester is equipped with a ball bulb, which contains a protective liquid, which effectively prolongs the life of the electrode. Portable: Small in size and light in weight, it fits easily in your bag or pocket for easy portability.
eBay
CL2 can also get eaten up if lot of nitrogen (from debris, pee, sunscreen, sweat). An electro-tester for testing pH and free chlorine (Cl2) levels in water for routine monitoring of pH and chlorine levels of swimming pools, spas and different water sources.
eBay
There are 4 modes are: TDS temperature, EC temperature, TDS Fahrenheit, EC Fahrenheit, the lower right corner is the temperature display. TDS test range: 0~9999PPM. And It Is Also Widely Used In Hydroponics, Swimming Pools, Spas, Aquariums, Etc.
eBay