4 Pack Vacuum Cleaner HEPA Filters for Cyclonic Series RO3753EA RO3731EA RO3786EA PMS5003 (G5) is a digital multi-functional particulate matter concentration sensor, which can be used to obtain the quality and quantity of suspended particles in the air per unit volume and output in the form of digital interface.<br> Accurate measurement of laser-scattering principle; real-time response and support for continuous acquisition; stronger anti-jamming performance; optional air inlet and outlet direction.<br> The sensor can be embedded in concentrations of suspended particles in the air or related instruments and equipment to improve the environment and provide timely and accurate concentration data.<br> Measuring Sange: 0.3~1.0; 1.0~2.5; 2.5~10 (um)<br> DC Supply Voltage: Typ:5.0V, Min:4.5V,Max:5.5V; Working Current 100mA; Operating temperature range-10 ~ + 60 .<br> color:Blue<br> Material:Metal<br> Package Contents:<br> 1 x air quality detection sensor<br> 2 x cable<br> Only the above package content, other products are not included.<br> 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.