Three-in-one Water Quality Detection Pen gift-kids Decomposes naturally in the environment

Decomposes naturally in the environment

it will not deform easily when used

minimalist modern style

-REALISTIC：

there will be no more extra length cable

Three-in-one Water Quality Detection Pen gift-kids Decomposes naturally in the environmentIntroducing the Wanbang TDS Water Quality Testing Pen a 3 in 1 solution for monitoring household water quality. With its advanced EC conductivity detector, this pen allows you to measure TDS (total dissolved solids), EC (conductivity) and temperature in one go. Features Whether you're testing tap water, well water, or even aquarium water, the Wanbang TDS Pen will give you accurate results in seconds. Just immerse the pen in water, wait a few seconds,