【Easy to use】Made from high quality plastic materials, this pump head is easy to disassemble, clean and maintain, providing long service life 【Snap Design】Snap design only with the touch of a hand pump head can be removed very easy to replace, very practical tool 【Buckle style design】With buckle style design, just one click, easy to take the pump head up and away, very convenient cleaning job 【Wide Application】This peristaltic pump is suitable for aquarium, chemical, liquid, water dosing. ‘additives, etc. 【Variable flow direction】You can control the flow direction by connection between positive electrode and negative electrode. Number of shipments: 1 pcs.