FK944 8 LED Water Quality Checker

$14.00

The FK944  Works on the principle that the resistance of water reduces in accordance with the percentage of salt and other contaminants.  The 8 LEDS display the relative conductivity of the water or stream.  For example the green LEDs suggest a lower level of contamination than the red LEDs.

This kit was designed as a school project, and as such ids ideal for class discussion about the environment or testing for salt levels in streams and lakes whilst on school field trips.

Power Supply: 9V @ 8mA (standby) and 21mA (working)
Level Indication: 8 LEDs
Sensitivity: 3 Switched Level Selections
Dimensions: 70.6mm x 45.15mm

GST inc. in price

Additional information

Weight 0.04 kg
Dimensions 135 × 105 × 25 mm

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