Complaint
Yowexa YEM-40L Best Selling Thermo Hygrometer CO2 Tester Air Quality Monitor with Data Logger
FEATURES: | APPLICATION: |
| Model | YEM-40 | YEM-40L |
| Measuring Parameter | Temperature(dry bulb, dew point), Humidity, Carbon Dioxide | |
| Logging | No | Yes |
| Unit | Temperature: ºC, ºF; Humidity: %RH; Carbon Dioxide: PPM | |
| Measuring Range | Temperature: -30~+65ºC(Internal probe); -40~+125ºC(External probe) | |
| Humidity: 0~100%RH(Non-condensing) | ||
| Carbon Dioxide: 0~10000PPM | ||
| Measuring Accuracy | Temperature: ±0.3ºC(-10~+65ºC); ±0.5ºC(Others) | |
| Humidity: ±3%RH(10~90%RH,25ºC); ±4%RH(Others) | ||
| Carbon Dioxide: ±3%±40PPM(400~2000PPM); (The values in other ranges are for reference only) | ||
| Resolution | Temperature: 0.1ºC; Humidity: 0.1%RH | Carbon Dioxide: 1PPM |
| Response Time(t90) | 15 minutes(Internal probe); 5 minutes(External probe); Carbon Dioxide: ≥3 minutes | |
| Measuring Interval | 5 seconds; Carbon Dioxide: 5 seconds~30 minutes adjustable | |
| LCD Refreshes Interval | 5 seconds | |
| Storage Capacity | None | 22528 data points/channel |
| Operating Temperature | 0~+50ºC | |
| Storage Temperature | -30~+65ºC(without battery) | |
| Power Supply | 3 pcs 1.5V AAA alkaline battery | |
| Power Interface | Micro USB, DC 5V/2A | |
| Protection Class | IP20 | |
| Size | 108*96*20mm | |
| Material | ABS | |
| Weight | Weight About 124g(No battery) | |
| Warranty | 12 months | |
Q. How long is your lead time for samples?
A. 5-7 days. For bulk orders, 10-30 days depending on the quantity.
Q. What is your terms of payment?
A. 100% for small orders. Bulk orders 30% in advance as deposit and 70% balance before the delivery.
Q. How can we pay?
A. You can pay via T/T, PayPal and Western Union.
