PH Meter Water Testing Pen Kit,2Pack 0-14PH F Water Brewing Food, Swimming Pool
[𝐅𝐀𝐒𝐓 𝐀𝐍𝐃 𝐀𝐂𝐂𝐔𝐑𝐀𝐓𝐄 ] Ensure your pool, general hydroponics pH or even drinking water has a perfect pH balance for use with Tester precision pH accuracy. Tester has a sensitive electrode sensor to read accurate pH levels.