Metal housing and silicone tubing provide durable, reliable fluid transfer in demanding environments; the motor operates quietly at under 50 dB. Portable design with programmable LED indicators for real-time RPM readouts; combines industrial performance with user friendly operation for scientific and aquatic applications. 12 V peristaltic pump delivers liquid control with adjustable speed from 0.1 to 60 rpm, priming function, and bidirectional rotation; ideal for lab dosing and aquarium dosing applications. Designed for lab technicians, aquarium enthusiasts, and researchers who need precise dosing or water circulation management in controlled settings. Use case 1: precise reagent dosing in small laboratory setups. Use case 2: automated dosing and water circulation for freshwater or saltwater aquariums. Use case 3: reversible flow for microfluidic experiments or educational demonstrations.