Basic parameters Model: A6-05CL Voltage range: 0-6V Maximum flow: 1-6 1/min Maximum negative pressure: - 12KPa Maximum positive pressure: 12KPa Motor parameters Motor type: high-end DC hollow cup motor Maximum power: 3W Waterproof grade: IP20 Use environment Storage ambient temperature: -40°C~ 60°C Working temperature: -20°C~ 50°C Air pump material Pump head: stainless steel Blade: Graphite Wiring Instructions Red wire: positive power supply Black wire: negative power supply Features Low vibration and low pulsation: The working principle of oil-free rotary vane provides large flow without vibration, It can output stable airflow without pulsation. long life: High-end DC hollow cup motor, lifespan Greater than 8000 hours or more Does not contaminate the sample gas: Housing - Stainless Steel, Blade - Graphite Forward and reverse: Can provide forward and reverse, change the gas flow at any time Color: As Shown Material: Metal+Plastic Package Contents: 1 x Particle Counter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.