Hy-Clor 7 In 1 Multi Test Pen

Hy-Clor 7 in 1 Multi Test Pen is a digital water testing probe designed for pools and spas. Delivering fast, accurate readings to help maintain balanced water quality. It’s both waterproof and dustproof, and comes ready to use with 1.5V (LR44) batteries included.  Tests for:  - Pool salt levels (0-9999ppm / 10-200ppt) - pH levels (0.00-14.000)  - Temperature (0-60.0°C)  - EC: Electrical conductivity (0-9999us/cm, 10-400ms/cm) (effective range is 1-200ms/cm) - ORP: Oxidation reduction potential (0 ~ ±990mv)  - TDS: Total dissolved solids (0-9999ppm 10-200ppt) (effective range is 1-100ppt) - SG: Specific gravity (0~1.222)  Directions: 1. Take a water sample from elbow depth in the pool. Avoid using surface water. 2. Dip the tester into the sample between the minimum and maximum water levels. 3. Leave the tester in water for 2 minutes before turning it on. 4. Press ON/OFF. 5. Select the testing mode. 6. Wait up to 10 seconds for the reading to settle. 7. Record the result.