Hand held TDS Meter

TDS handheld includes a carrying case with belt clip, Highly efficient and accurate due to it's advanced microprocessor technology. Hold function: saves measurements for convenient reading and recording. Auto-off function: The meter shuts off automatically after 10 minutes of non-use to conserve batteries. Measurement range 0-9990ppm, from 0-999ppm, the resolution is in increment of 1ppm, from 1,000 to 9,9990ppm, the resolution is in increments of 10ppm, indicated by a blinking "x10" image display: large and easy to read LCD screen, Factory calibrated: recalibration is not necessary, but can be done easily with a watch screwdriver, there's no need for messy solutions.

Price: £18.90 (inc p&p £2.95)

Milwaukee ph 600 Meter

This is a great pocket size ph meter ideal for keeping an eye on your ph of your water or testing the the water before a water change.

Price £17.50 (inc p&p £2.50 )