Return items will be accepted within 40 days when is the date of receiving the goods. Customized items cannot be returned or exchanged. Items bought with an e-gift card are exchangeable only; refunds are not applicable.
Free Gift
Welcome to Roymall, your professional website for purchasing premium department store gifts. We highly value and appreciate your support, and we want to express our gratitude by adding an extra touch of excitement to your purchases. When you shop with us, you not only get to enjoy high-quality products that enhance your lifestyle, but you'll also receive an exclusive free gift with every order you place. Ready to explore our collection and find your perfect gifts? Browse our selection of premium department store items, place your order, and look forward to the excitement of your free gift arriving alongside your purchase.
Shipping Policy
We will work hard to deliver items to you after receiving your orders and make sure they arrive safely. Delivery details will be provided in your confirmation email.In most cases, orders are processed within 2 days.Under special circumstances, it will be delayed as follows: When you place an order on Saturday, Sunday or public holidays, it will be delayed for 2 days..Normally, it needs 5-7 working days (Monday to Friday) without being affected by flight delay or other environmental factors..Because our shipping service is worldwide so the delivery times will depend on your location so it may need a few times and please wait patiently if you are in remote districts or countries.
1. Return & Exchange Policy
We only accept items purchased from roymall.com. If you purchase from our local distributors or other retailers, you cannot return them on our side.Final sales items or free gifts are not acceptable for a return.To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.After receiving return instructions from us, please package up your returned items and drop your package at the local post office or another courier. We will process your return or exchange item within 3-5 working days after we receive it. The refund will be processed and credited automatically to your original method of payment.No returns or exchanges can be accepted if the product was custom produced, including custom size, custom
color, or custom printed.Need more help, please contact us. service@roymall.com or Whatsapp: +447549870296
2.Refund Policy
You'll get a full refund or 100% store credit after we receive the returned package and check it. The refund will be processed and credited automatically to your original method of payment.Please note that shipping costs and any duties or fees are not refundable. The extra shipping costs are non-refundable once the package has been shipped. You are responsible for paying these fees and we’re unable to waive or refund them, even if the order is returned back to us.Once we received and confirmed your returned item, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.If you have any problems regarding the refund process, please contact us. service@roymall.com or Whatsapp: +447549870296
The weather station uses the ESP8266-12E to obtain data from the Internet: time of a city, weather data and forecast information for the next 3 days, scrolling on the SSD1306 OLED Display; the device can switch to display data from any city in the world - maybe your relatives or friends live there
The device uses sensors DHT11, BMP180,BH1750FVI to collect temperature, humidity, Atmosphetic Pressure and light data. The weather station reads data indoor via sensor every 5 seconds and uploads it to the Internet every 60 seconds.You can see real-time data charts from your phone or computer.Of course you can modify the code to implement different functions
ESP8266: CP2102 chip inside,Micro USB,4MB flash,full I/O port and wireless 802.11 supported with IOT platform.
DHT11 Sensor: A digital signal output with a calibrated temperature and humidity combined sensor.The simple communication protocol greatly reduces the programming effort required
BMP180: high-precision, small size, ultra-low power 3μA pressure sensor.Its performance excellence, the absolute accuracy of the lowest can reach 0.03hPa.Can directly through the I2C bus connected with a variety of microprocessors.Pressure range: 300 ~ 1100hPa.
BH1750FVI: Digital Light intensity Sensor.Direct digital output, complex calculation is omitted, omitting calibration.
OLED Yellow Blue Display :0.96" SSD1306 128X64 Yellow&Blue OLED LCD Display with I2C IIC SPI Serial
Important Notice:
Kits designed only for Windows OS
The Free 50M Guidance Document:Guidance Manual,Demo Code,Burning Tools,and Necessary Class Libraries already on CD-ROM disk.Or contact us on Aliexpress,we will send download link on:
ET:21:00 PM - 5:30 AM(Second Day)
PST:18:00 PM - 2:30 AM(Second Day)
Result:
1) Get weather data from OpenWeathermap at regular intervals, showing the weather of today and weather forecast for next 3 days in any city in the world
2) Read the current temperature, humidity data indoor at regular intervals
3) Regular reading of atmospheric pressure, light intensity data
4) Upload temperature,humidity,atmospheric pressure and intensity of illumination data to thingspeak.com at regular intervals
5) View weather forecast on OLED display and view environmental monitoring chart on thingspeak.com
Guidance Manual Catalog:
Overview : This manual describes how to make a miniature weather station by IDE
Step 1: Install USB-To-Serial
Step 2: Install IDE for ESP8266
Step 3: Burning Firmware to ESP8266
Step 4: Connecting Components
Step 5: Register OpenWeathermap, thingspeak new account
This is the other kit I bought. The two sets have different goods and technical content, but I couldn’t figure out the difference between the two types of sets. The weather station arrived on time. The kit box was broken, the ESP8266 metal case was pressed in, but the unit still works.
Roymall C.o.
Free Gift
Shipping Policy
Return Policy
Coupon Code
Direct purchase from the factory 
Electronic Components & Supplies
DIY Electronic Kits
