Description ---------------- E11566 We all know that air is an indispensable part of our lives. The quality of air is affecting our body and mind, but the air is colorle and tastele,we cant measure it with the eyes. At this time, we need an air tester to help monitor the air quality. Features: Large screen display makes it easier to read data, and the buttons are easy to operate. Easy to carry, suitable for home, automobile, office, factory and other environments. Detectable substance: CO, CO2, HCHO, TVOC, AQI. 24 hours real-time monitoring to protect the healthy life of you and your family. With battery power display, more convenient to use. Specifications: Material: ABS Color: white Detectable substance: CO, CO2, HCHO, TVOC, AQI Application technology: natural air flow detection technology Display mode: LED digital display Error float: 3%-30% Power on preheating: 120 seconds Working voltage: 5V Battery: 1 * lithium battery, 1000mAh (included) Charging time: about 4 hours Standby time: about 180-240 minutes Item size: 125 * 80 * 35mm / 4.9 * 3.1 * 1.4in Item weight: 172g / 6.1ounce Package size: 168 * 108 * 40mm / 6.6 * 4.3 * 1.6in Package weight: 310g / 10.9ounce Packing List: 1 * Air Quality Detector 1 * USB Cable 1 * User Manual ------------------------ E14028 This is a kind of fine quality air quality detector, which is adopt profeional electrochemical sensing module, high accuracy, stable performance, antijamming ability, low consumption and can provides long service time. Accurately detect CO2. Large display, you can see the electricity quantity, CO2 value, TVOC value, HCHO value, temperature, and humidity clearly. You can have a try. Features: Adopts digital temperature and humidity sensor, high accuracy, stable performance, antijamming ability, low consumption and can provides long service time. Large LCD display, you can see the electricity quantity, CO2 value, TVOC value, HCHO value, temperature, and humidity clearly. and switchable, and the alarm sound can be on or off according to your demands. Equipped with environmental quality judgment function, it will display appropriate level according to measuring value. Built-in 1800mAh capacity lithium battery, easy to charge it with USB cable. When the battery is too low, the battery frame flashes to remind you to recharge it. Specifications: Name: Air Quality Meter Material: plastics Display: LCD display Battery: 1 * built-in lithium battery, 3.7V, 1800mAh (included) CO2 measuring-range350ppm-2000ppm TVOC measuring-range0.000 mg/m3;-2.000 mg/m3; HCHO measuring-range0.000 mg/m3;-1.000 mg/m3; Temperature measuring-range: 0-90.0(32-194), 1/1 Item size: 176 * 73 * 29mm / 6.93 * 2.87 * 1.14in Item weight: 222g / 7.83ounce Package size: 234 * 180 * 47mm / 9.21 * 7.09 * 1.85in Package weight: 461g / 1.02lb Packing List: 1 * Air Quality Meter 1 * USB Cable Many Questions about Dropshipping Services Are As Follows: 1.How many orders can you handle per day we are a large company in Shenzhen,China,with a large warehouse that can handle large orders everyday.We send out countle parcels everyday.We can guarantee the order you request. 2.How fast can you proce orders We will arrange shipment as soon as poible after you pay the order.Priority delivery for dropshipping order 3.Could you ship order without any receipts,invoices and promotional offer inside the package Absolutely No invoices,receipts,promotional offer if you leave notes on the order(if you want,we can provide.) 4.If you need other products We can provide most products you need as much as poible1 If you have any other questions,please feel free to contact us. We are very grateful to cooperate with you. 5.We can support CSV/Excel File Dropshipping. 6.There is no limited stock to fulfill the orders on a daily basi