Serial Port RS485 to WiFi Serial Device Server Elfin-EW11 Support TCP/IP Telnet Modbus TCP Protocol IOT Data Transfer Converter
24.82 21.76 $
Product Features:
1. High precision.
The sensor uses top suppliers. It can guarantee the high precision of the measurement data.
2. Real-time monitoring and recording.
The sensor uses USB power supply. Compared with the battery version, the sensor will monitor the temperature and humidity in real time. The sensor will report when the temperature and humidity changes very little. You can view the changes in the value on the APP or display screen.
Record the temperature and humidity changes on the APP, and use the graphics to show you.
3. LCD screen display
The sensor uses LCD as the display of temperature and humidity, and the display of time and date is added on the screen. Time and date are automatically calibrated.
4. Scene linkage
The sensor can be used as the temperature and humidity data source of Tuya Smart, Smart Life, Amazon Alexa, Google Home. You can do many automated processes based on the data source.
5. Temperature Unit Switch
The sensor is designed with a temperature display conversion function of Celsius and Fahrenheit. You can choose the unit that needs to be displayed according to your needs.
6. Third-party voice support.
The sensor supports Amazon Alexa, Google Home Asistant. You can check the current temperature and humidity by voice.
Product Parameter:
Power supply: DC 5V/1A Mocro USB
Wi-Fi Support: 2.4G IEEE 802.11 b/g/n
Temperature Measure Range: 0℃-60℃
Temperature Accuracy: ±1
Humidity Measure Range: 0% RH~99% RH
Humidity Accuracy: ±1% RH
Remind
1. This sensor has no built-in battery. It needs USB power all the time.
2. The time format cannot be modified.
Remote Monitor
When the sensor is registered to the APP and connected to the Internet, you can monitor the temperature and humidity of the room in real time anywhere in the world.
LCD Display
Display content
1. Temperature (℃/F switchable), humidity
2. Time, date, day of the week. (Automatically adjust the time)
NOTE: Automatic time synchronization needs to be connected to the APP, and the network is always available.
Voice Control
Work with Amazon Alexa, Google Home
After connecting Amazon Alexa and Google home, you can query the current temperature and humidity by voice.
Real Time Monitoring & Historical Data Graph
1. Compared with battery-based sensors, our sensors use USB power supply. It does not have to worry about power saving strategies. When the temperature changes by 0.3 degrees or the humidity changes by 2%, the temperature and humidity will be reported to the service immediately. Our sensors are truly real-time monitor.
2. Historical data will be displayed by graph. The data is counted by day, month, and year.
Application Scenarios
You can install the sensor wherever you need (WiFi connection network is required).
Intelligent Linkage
High-precision and real-time monitoring help you complete different linkage strategies. For example, if the temperature reaches 32.6 degrees Celsius, than turn on the air conditioner through our universal remote control. Or turn on the humidifier when the humidity is less than a certain value.
APP Pages
Package Include
We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.
Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.
Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.
We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.
Shipping time varies by location. These are our estimates:
Location | *Estimated Shipping Time |
---|---|
United States | 10-30 Business days |
Canada, Europe | 10-30 Business days |
Australia, New Zealand | 10-30 Business days |
Central & South America | 15-30 Business days |
Yes, you will receive an email once your order ships that contains your tracking information.
For some shipping companies, it takes 2-5 business days for the tracking information to update on the system.
For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.
If you have any other questions, please contact us and we will do our best to help you out.
All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.
Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.
If you did not receive the product within the guaranteed time(45 days not including 2-5 day processing) you can request a refund or a reshipment.
If you received the wrong item you can request a refund or a reshipment.
If you do not want the product you’ve receive you may request a refund but you must return the item at your expense and the item must be unused.
*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page
If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.
If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.
Please do not send your purchase back to us unless we authorise you to do so.
Thank you for your interest doing business with us!
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