uxcell ZQ-031PM DC 3V Mini Air Pump Motor for Aquarium Tank Oxygen Circulate Product Name : Mini Air Pump Motor;Model : ZQ-031PM Operating Range Voltage : DC 3V;Total Size : 46 x 21 x 12mm/ 1.8" x 0.8" x 0.5"(L*W*T) Main Color : Silver Tone, White;Material : Metal, Plastic Net Weight : 13g Package Content : 1 x Mini Air Pump Motor