Its portable designs integrates programmable LED interfaces for real time RPM, combining industrial with user friendly operations for scientific and aquatics applications Featuring metal housing, silicone tubing for resistance, and silents motor under 50dB, this ensures fluid transfer in demanding environment The 12V Peristaltic delivers liquid control with adjustable 0.1 60rpm speed, Priming function, and bidirectional rotation, ideal for lab and aquarium dosing applications Designed for laboratory technicians, aquarium enthusiasts, and researcher requiring accurate dosing or water circulation management in controlled setting For aquarium medication distribution, lab reagent titration, or automated liquid handling systems where consistent flows rates and easy operations, Manufacturer: JDNH