TEKCOPLUS 2 in 1 Digital pH Temperature Meter Monitor Tester Sensor Test Kit 0~14.0pH Measure Automatic Calibration BNC Electrode Probe for Hydroponics Aquarium Water Ph/Temp Meter w/ pH Electrode auspowers_batchfive They also help to reduce

They also help to reduce bores' diameter or to replace worn-out original bushings on wheels

They are non-threaded

and weighing a mere 8 oz to fit easily into any bag or case

5-5mm) Round Hollow Hole Punch heat-treated carbon steel

Powerful matching function: supporting 3 kind of paring modes (one to one

TEKCOPLUS 2 in 1 Digital pH Temperature Meter Monitor Tester Sensor Test Kit 0~14.0pH Measure Automatic Calibration BNC Electrode Probe for Hydroponics Aquarium Water Ph/Temp Meter w/ pH Electrode auspowers_batchfive They also help to reduceTEKCOPLUS 2 in 1 Digital pH Temperature Meter Monitor Tester Sensor Test Kit 0~14. 0pH Measure Automatic Calibration BNC Electrode Probe for Hydroponics Aquarium Water Read more Read more Specifications: Measuring Range: pH 0. 00~14. 00pH Temperature: 0~55C (32~131F) Resolution: pH: 0. 01pH Temperature: 0. 1C Accuracy: pH: 0. 1pH Temperature: 1C ATC: 0~50C (32~122F)Environmental Condition: 0~50C (32~122F); Humidity 95%Power Supply: 6V DC or 4 x 1. 5V