ECOWITT WS80 - Page 19

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7.2 Measurement Specification
Measurement
Range
Accuracy
Resolution
Wind speed
0~40m/s
<10m/s,
+/-0.5m/s
≥10m/s,
+/-5%
0.1M/S
Wind
direction
0~359°
<10m/s, TBA
≥10m/s, ±15°
1°
Temperature
-40~60℃
±1℃
0.1℃
Humidity
1~99%
±5%
1%
Light
0~300Klux
±15%
10Lux
UVI
1~15
±2
1
7.3 Power consumption
Power
Specification
Anemometer sensor
Solar panel (built-in): 6.5V/4mA
Anemometer sensor
(backup)
2 x AA 1.5V Lithium battery
(not included)
Note: The primary power source for the sensor is the
solar panel. When available solar power (light over
recent period) is insufficient, the batteries will be
used.