FT0300 WiFi Weather Station (Internet WiFi Range Variant 1)
The FT0300 WiFi Weather Station is a complete indoor console and integrated outdoor sensor system that measures temperature, humidity, wind, rain, barometric pressure, UV, and sunlight, then uploads real-time data to wunderground and WeatherCloud via 2.4GHz WiFi. The outdoor sens

What This Model Is For
The FT0300 WiFi Weather Station is a complete indoor console and integrated outdoor sensor system that measures temperature, humidity, wind, rain, barometric pressure, UV, and sunlight, then uploads real-time data to wunderground and WeatherCloud via 2.4GHz WiFi. The outdoor sensor transmits every 16 seconds over a 433MHz link, covering up to 100m in open air. It runs on solar-assisted power, with the solar panel acting as an auxiliary supply rather than a battery charger, extending cell life in sunny conditions. The system supports manual calibration and includes alarm functions for all key parameters.
- Integrated outdoor sensor with 433MHz transmission, eliminating the need for a separate RF module or gateway
- Real-time data upload to wunderground and WeatherCloud via 2.4GHz WiFi for public weather tracking
- Solar-assisted power extends battery life without requiring a rechargeable system
- 16-second transmission interval ensures live updates on wind, rain, and pressure without averaging
- Manual calibration for all sensors allows fine-tuning to match site-specific conditions
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Where It Is Used
- Consumer electronics brands launching an own-label weather station without an in-house RF or firmware team
- Distributors replacing a weather station that failed after one winter due to poor environmental resilience
- Agricultural integrators needing a low-maintenance sensor for field monitoring with no cabling
- HVAC and building services teams using live weather data for climate control decisions
- Marine and leisure operators monitoring wind, rain, and UV for safety and comfort
Who It Is For
- Consumer electronics brands sourcing an own-label weather station with full data upload capability
- Distributors replacing a sensor that failed under rain, humidity, or vibration stress
- Agricultural and horticultural suppliers bundling weather data with irrigation or greenhouse controls
- Integrators who need a battery-powered sensor for sites where trenching or wiring is not feasible
- Building services teams requiring a console that logs and alarms on temperature, humidity, and pressure
Problems It Solves
- Weather stations that lack real-time data upload, forcing users to manually record readings
- Sensors that fail after one season due to poor sealing or inadequate ageing testing
- RF links that drop out beyond 30m, requiring a gateway or cabling solution
- Battery-only sensors that need frequent replacement in high-use or sunny locations
- Console systems that cannot be calibrated, leading to drift in temperature and humidity readings
Technical Features
- Integrated outdoor sensor with 433MHz transmission, 16-second update interval
- 2.4GHz WiFi connection for real-time data upload to wunderground and WeatherCloud
- Outdoor temperature sensing from -40 to +60 degrees C at 0.3 degrees C accuracy
- Wind speed up to 50 m/s with 0.3 m/s accuracy between 2 and 10 m/s, 10 percent above 10 m/s
- Wind direction resolved across 0 to 360 degrees to within 10 degrees
- Rain volume up to 9999 mm with 0.3 mm resolution below 1000 mm, 1 mm above
- Barometric pressure from 300 to 1100 hPa at 3 hPa accuracy
- UV index from 1 to 15+ with 1 level accuracy, sunlight index up to 200,000 lux at 15 percent accuracy
- Indoor temperature from 0 to 60 degrees C at 1 degree C accuracy, indoor humidity from 10 to 99 percent at 5 percent accuracy
- Outdoor humidity from 1 to 99 percent at 3 percent accuracy
- Solar panel provides auxiliary power, not battery charging, to extend cell life
Specifications
Values taken from our own product documentation. Anything we cannot verify is marked rather than estimated.
| Outdoor Temperature Range | -40 to +60 degrees C, plus or minus 0.3 degrees C |
|---|---|
| Indoor Temperature Range | 0 to +60 degrees C, plus or minus 1 degree C |
| Indoor Humidity Range | 10 to 99 percent RH, plus or minus 5 percent |
| Outdoor Humidity Range | 1 to 99 percent RH, plus or minus 3 percent |
| Barometric Pressure Range | 300 to 1100 hPa, plus or minus 3 hPa |
| Rain Volume | 0 to 9999 mm, resolution 0.3 mm below 1000 mm, 1 mm above |
| Rain Accuracy | Under 15 mm: plus or minus 1 mm; 15 to 9999 mm: plus or minus 7 percent |
| Wind Speed Range | 0 to 50 m/s, 2-10 m/s: plus or minus 0.3 m/s; 10-50 m/s: plus or minus 10 percent |
| Wind Direction | 0 to 360 degrees, plus or minus 10 degrees |
| Sunlight Index | 0 to 200,000 lux, plus or minus 15 percent |
| UV Index | 1 to 15+, plus or minus 1 level |
| Transmission Interval | 16 s |
| Transmission Range | 100 m open area, around 30 m in most conditions |
| Transmission Frequency | 433 MHz |
| WiFi Connection | 2.4 GHz router |
| Display | 3-level adjustable backlight, wall hanging or desk freestanding |
Figures we could not verify against our own published documentation are held back rather than printed: Power, Dimensions. Ask us and we will confirm them in writing.
Materials and Construction
- Moulded plastic housing for the outdoor sensor
- Integrated solar panel on the outdoor sensor body
- Weather sealed battery compartment sized for 4 x AAA cells
How It Is Made
Sensor sub-assemblies are populated and soldered on our own assembly line
Outdoor sensor housings are sealed and tested on rainfall and waterproof test equipment
Every unit undergoes final ageing testing before packing
Console and sensor are paired during final assembly to ensure protocol compatibility
Quality Control
- Rainfall and waterproof testing on the assembled outdoor sensor
- Constant temperature and humidity chamber runs covering the -40 to +60 degrees C range
- Vibration testing to simulate transport and mast loading
- Smog ageing to evaluate housing and seal durability
- Final ageing test on every unit before packaging
Customisation Options
- Own-label printing and retail packaging
- Console firmware configured to match a customer’s existing UCTECH-protocol display
- Alternative battery and solar configurations on request
- Manual and quick start guide in the destination language
Compared With the Alternatives
vs Separate indoor console and outdoor sensor with no WiFi upload
No data sharing with public platforms; requires manual logging or a custom app
vs Wired weather station with a 433MHz RF sensor
No cabling required, but 433MHz range is limited to 100m open air
vs LoRa-based weather station
433MHz is cheaper and sufficient for a single property; LoRa is better for large sites
Use Guide
- Mount the outdoor sensor clear of walls and roof edges, ideally 2m above the nearest obstruction
- Align the direction marking to true north before tightening the mast clamp
- Fit 4 x AAA lithium cells for sites that drop below freezing
- Pair the sensor with the console before mounting it on the mast
- Check the sensor housing and clear debris at the start of each season
- Use the manual calibration feature to adjust temperature, humidity, and pressure readings
FT0300 WiFi Weather Station Questions
What is the real range between the sensor and the console
100m in open air. Through walls, foliage, and a roof, plan for around 30m, which covers a typical house and garden.
How often does it update
Every 16 seconds, which is short enough that gusts and pressure changes show up rather than being averaged out.
Does the solar panel charge the batteries
No. The panel supplies the sensor during daylight and the AAA cells carry it through the night and dull weather, so cell life is much longer than a battery-only sensor.
Can it work with a console we already sell
If that console is on the UCTECH 433MHz protocol, yes. Send us the model and we will confirm before you order.
What is the lead time and minimum order
Tell us the quantity and target ship date and we will confirm both by email. Lead time depends on whether own-label printing and packaging are involved.
Which certifications does it carry
TBC. Ask us for the current certificate set for your destination market before you place the order.
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View Specifications →Request a Quote for the FT0300 WiFi Weather Station
Tell us the quantity, the destination market and whether you need own-label printing. We will confirm pricing, pairing and lead time in writing.