No more guestimating the colour of your Ph strip. Fast and accurate measuring of Ph levels in water up to 60 degrees celcius.
Comes with instruction booklet and callibration powder.
Ideal for tweaking your indigo vat and for use with dyes that are Ph sensitive. An absolute must have for the natural dyer.
This device needs LR44 cell BATTERY
ATTENTION: Due to security issues，No Battery Included.