This protocol is to manipulate the commands and data exchange between the lower machine(the device) and the upper computer, and adopts UART standards to facilitate the re-development for the programmer.
| Working current | |||
| unit | min value | Typical value | max value |
| mA | 7 | 8 | 10 |
| Operating Voltage | |||
| unit | min value | Typical value | max value |
| V | 3.6 | 5 | 9.5 |
| Wind temperature measurement | |||
| unit | range | Resolution | Accuracy |
| ℃ | -10℃~50℃ | 0.2 | ±0.2℃ |
| ! | 14! ~122! | 0.36 | ±3.6! |
| Operating temperature | 0℃~50℃（32! ~122! ） | ||
| Operating humidity | 50%RH~90%RH | ||
| Storage temperature | -20℃~60℃（-4! ~140! ） | ||
| Storage humidity |
10%RH~90%RH |
||
| Wind speed measurement | ||||
| unit | range | Resolution | Threshold | Accuracy |
| m/s | 0~45 | 0.1 | 0.3 | ± 3% ± 0. 1 dgts |
| ft/min | 0~8800 | 19 | 60 | ± 3% ± 1 0dgts |
| knots | 0~88 | 0.2 | 0.6 | ± 3% ± 0. 1 dgts |
| km/h | 0~140 | 0.3 | 1 | ± 3% ± 0. 1 dgts |
| mph | 0~100 | 0.2 | 0.7 | ± 3% ± 0. 1 dgts |
| other | ||||
| size | 66×29.5×178mm | |||
| weight | 83.7g | |||
