GUSH TDS/Temperature Measuring pen measures bot TDS (0-999) and temperature.
The pen is IPX6 splash proof for safe and secure usage.
1. Remove pen cap
2. Press ON/OFF button
3. Insert the pen tip into the water until the indicator line
4. Shake lightly to remove any air bubbles trapped within the pen
5. Wait for up to 3 secs for readings to stabilised. Press Hold and remove the pen out of the water.
6. After using, clean angry the pen before covering it.
1. Do not use pen in boiling water.
2. Pen will not be accurate in fast moving and large water body.