Features:
- Accurate results that you can rely on
- Specially designed to work in both pools and spas
- Both chlorine systems and bromine systems
- Economically priced
3 in 1 Pool Check Detection Ranges
- Free chlorine: 0, 0.5, 1, 3, 5, 10, 20 ppm
- Bromine: 0, 1, 2, 6, 10, 20, 40 ppm
- Total alkalinity: 0, 40, 80, 120, 180, 240, 360 ppm
- pH: 6.0, 6.4, 6.8, 7.2, 7.6, 8.2, 9.0
