Gy-Sgp30 Gas Sensor, Air Quality Carbon Dioxide Formaldehyde Monitoring Tvoc Co2 Product Details ?GY-SGP30 gas sensor is a multi-pixel gas sensor for indoor air quality applications with excellent long-term stability, I2C interface with TVOC and CO2eq output signals, very small 6-pin DFN package: 2.45 x 2.45 x 0.9 mm3, Low Power: 48 mA at 1.8V, Reflow Solderable ? Product parameter range?? Power supply voltage VDD: ?0.3V to +2.16V ?Power supply voltage VDDH:?0.3V to +2.16V ?Storage temperature range: ?40 to +125C ? Operating temperature range: ?40 to +85C ? Humidity range: 10%?95% (non-condensing) ? Product features:1. Supply voltage 3.3V or 5V;2.IIC communication interface, 3. Imported highly sensitive SGP30 formaldehyde sensor, chip power supply voltage is 1.8V; 4. Compact and practical design; 5. The power consumption of 40 ma; 6. The onboard 1.8V LDO chip supplies power to SGP30, so the input power can be 3.3V or 5V 7. Product pins: VCC (3.3-5V), GND, SCL, SDA (4 pins in total) ? Product use: SGP30 module can be used in air quality detectors, formaldehyde detectors, portable gas detectors, various DIY designs, etc. ? packing list: 1X GY-SGP30 Gas Sensor1x4 pin header Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.