Main Features

- Replaceable and large capacity electrode

- cost down, life span long

- New design, test fast and accurately

- Waterproof to IP67 standard

So light, it floats

- Touchable switch, automatically shutdown

- 1 year assurance period for pen only

- RPB10BNC comes with a BNC electrode connection

allowing the test pen to be used with a wide range of pH electrodes with various cable lengths

- RPB10F comes with flat surface electrode

It can be used to test paper, food or skin