2 in 1 Temperature pH Monitor Meter Tester Sensor test Kit 0~14.0 pH Measure Automatic Calibration BNC electrode Probe for Hydroponics Aquarium Lab Testing Drinking Water Food pH of saltwater/seawater Ph/Temp Meter w/ BNC electrode (Upgraded) industrial The eartip come in 3 B07L5N8ZWS cocoon Number of Items:9 Side Cutting Pliers feature

The eartip come in 3 sizes(one on the earpiece) that conforms to the shape of either ear for all day stable fit

strong conductivity

It’s normal phenomenon

let the heat shrink tubing make your amateur DIY more professional

2 in 1 Temperature pH Monitor Meter Tester Sensor test Kit 0~14.0 pH Measure Automatic Calibration BNC electrode Probe for Hydroponics Aquarium Lab Testing Drinking Water Food pH of saltwater seawater Ph Temp Meter w BNC electrode (Upgraded) industrial The eartip come in 3 B07L5N8ZWS cocoon Number of Items:9 Side Cutting Pliers feature The eartip come in 3 sizes(one on the earpiece) that conforms to the shape of either ear for all day stable fit strong conductivity