NTLLAB Micro Peristaltic Pump Self-priming $ 20.14 Specifications: Basic parameter Dc motor: 12v Flow rate range: 2~ 17/5 ~ 40/19 ~100 ml/min Working environment: Temperature 0~40c; relative humidity < 80% Pump tube material: Food grade silicone tube Pump head pulsation: Three rollers, low pulsation Pump head material: Engineering plastic Packing list: Peristaltic pump + charger