NOTE:<br>1. Sending by China Post Air Mail will take a long time to deliver to you[21~40 business days]<br>2. If the issue is based on the delivery time by China Post Air Way Mail, we will not accept the refund request<br>( RU customer should provide us the full name of receiver and full address)<br>3. If there is any doublt to you, pls don't hesitate to contact us, we will reply you within 12 hours, and it's our pleasure to assist you during the shopping.<br><br><br>
<div>
<div data-spm-anchor-id="2114.10010108.1000023.i0.169424b5dwaXKx">Technical indicators</div>
<div> </div>
<div>Serial number</div>
<div>project</div>
<div>parameter</div>
<div>Remarks</div>
<div>1</div>
<div>Measuring output</div>
<div>PM2.5, and PM10</div>
<div> </div>
<div>2</div>
<div>Range</div>
<div>PM2.5: 0.0-999.9 [mu] g / m3</div>
<div>PM10: 0.0-1999.9 μg / m3</div>
<div> </div>
<div>3</div>
<div>Rated voltage</div>
<div>5V</div>
<div> </div>
<div>4</div>
<div>Rated current</div>
<div>60mA ± 10mA</div>
<div> </div>
<div>5</div>
<div>Sleep current</div>
<div>&lt;4 mA</div>
<div>Lasers, fans to stop working</div>
<div>6</div>
<div>temperature range</div>
<div>Storage environment: -20 ~ +60 ℃</div>
<div> </div>
<div>Working environment: -10 ~ +50 ℃</div>
<div> </div>
<div>7</div>
<div>Humidity range</div>
<div>Storage Environment: Up to 90%</div>
<div> </div>
<div>Working Environment: Up to 70%</div>
<div> </div>
<div>8</div>
<div>Working Atmospheric Pressure</div>
<div>86KPa ~ 110KPa</div>
<div> </div>
<div>9</div>
<div>Response time</div>
<div>1s</div>
<div> </div>
<div>10</div>
<div>Serial number of the frequency</div>
<div>1Hz</div>
<div> </div>
<div>11</div>
<div>Minimum resolution particle size</div>
<div>Mu] m</div>
<div> </div>
<div>12</div>
<div>Counting efficiency</div>
<div>70% @ 0.3 μm</div>
<div>Lt; / RTI &amp; gt;</div>
<div> </div>
<div>13</div>
<div>Relative error</div>
<div>± 15% and ± 10μg / m3 of the maximum</div>
<div>25 ° C, 50% RH</div>
<div>14</div>
<div>Product Size</div>
<div>42.5x32x24.5mm</div>
<div> </div>
<div>15</div>
<div>Mark certification</div>
<div>CE / FCC / RoHS</div>
<div> </div>
<div> </div>
<div>Power requirements</div>
<div> </div>
<div>Power supply voltage: 4.7 ~ 5.3V</div>
<div> </div>
<div>Power supply: more than 1W (current greater than 200mA)</div>
<div> </div>
<div>Supply voltage ripple is less than 20mV</div>
</div>
<div>≡≡≡≡≡ Welcome to our Store ≡≡≡≡≡</div>
<div>we have large goods ,so can not upload one by one ,so if you have some other need ,also can email to us .we can help you look for almost all goods in china .</div>
<div> </div>
<div>if you buy large qty ,please send us a email ,we will give you big discount !!!!</div>
<div> </div>
<div>Payment Information:</div>
<div>We accept Escrow wire transfer and Western Union if the parts were charged customs dutywe do not responsible for any customs.</div>
<div>Shippment</div>
<div>1.     Worldwide Shipping.(Except some countries and APO/FPO)</div>
<div>2.     Orders will be shipped within 1-5 business days after the payment verification.</div>
<div>3.     SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays.Transit times may vary,particularly during the holiday season.</div>
<div>4.     Items will be marked as " Gift " in low value.</div>
<div>5.     Delivery time (Business days): Pls provide P.O. Boxes or Zip Codes Address.</div>
<div>Return/Refund</div>
<div>1.     You have 7 days to contact us and 30 days to return it from the date it was received.</div>
<div>2.     If you have not received your shipment within 30 days from payment,please contact us.We will track the shipment and get back to you as soon as possible with a reply.Our goal is customer satisfaction!</div>
<div>3.     Both Replacement and Money Return are accept. Return shipping fee afford with buyer.</div>
<div>Guarantee</div>
<div>1.     12 months Manufacturer's limited warranty for defective items(excluding Man-made damage).Accessories come with a 3-month warranty.</div>
<div>2.     Defective item MUST BE reported and returned within the warranty period.</div>
<div>Feedback</div>
<div>1.     We maintain high standards of excellence and strive for 100% customer satisfaction. Feedback is very important,We hope you can contact us immediately before you give us neutral or negative feedback.</div>
<div>2.     If you have any questions, our Customer Service staffs welcome you to email or call us. We strive to answer all questions and resolve any problems as quickly as possible</div>
<div>≡wish you a happy shopping , welcome to the next visit≡</div>