YOOTOP 2Pcs DC3V Mini Air Pumping Motor Tank Oxygen Circulate Pump Replacement Accessories for Aquarium DIY Projects

Specification: Model : KPM12A Rated Voltage : DC 3V Fit for Tube Dia : 3mm/0.12" Total Size : 45 x 21mm / 1.8" x 0.8"(L*W) Fluid available: AIR Inflation flow: 1MIN /0.6-1.2LPM Pressure range: 320-500mmhg Operating temperature range: 0°C~55°C Power: <1.5w Main Color : Silver Tone, White Material : Metal, Plastic Weight : 22g Package : 2 x Mini Air Pump Motor Note: Service life: In a 100CC container, inflate for 10 seconds and exhaust for 5 seconds for more than 30,000 cycles. About Noise: Put a 5cm sponge under the air pump, 30cm away from the noise meter (<60dB) Contact with us if you have any question. We are going to help you with our best.