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ExpressCard to M.2 Wireless Network Card Adapter Compatible with ExpressCard34 and ExpressCard54 Interface
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YSKJ-49 Mini Portable Handheld Tesla Coil 180W Artificial Lightning Generator Arc Gun (Black Shell + Golden Coil)
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YSKJ-49 Mini Portable Handheld Tesla Coil 180W Artificial Lightning Generator Arc Gun (White Shell + Blue Coil)
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Description:
Special offer Sensors for Internet of things Meteorological station suite.
The 9 set contains:
1. Wind speedSensor, white box size 15X16.5X8CM
2. Wind directionsensorWhite box size 18.5X14X6.5CM
3.rain sensorWhite box size 9.5X15.5X6.5CM
4, stainless steel vertical pole 1, single length 30CM
5, bar length 29CM
6. Rainfall support
7, bandage
8. Stainless steel hoop
9. Loosening screws
About the Secondary development:
- Wind speed is passive switch quantity, wind speed sensor, turn 1 turns, 2 pulse =2HZ.
- Formula for wind speed: m/s=wind speed Hz * 0.34
- Rainfall is passive switch, rain bucket reverses once =0.33mm
- Wind direction: resistance network, equivalent to stepping potentiometer, the user connected to a 10K pull-up resistance voltage, SCM AD can detect the voltage.
- The wind direction is marked with NSWE direction.
Package size 20X18X30CM
