Device is not a constructor

[Tomas]

Hi, can you help me please?

[2018-2-6 10:43:25] [HomeBridgeControllerLink] Initializing HomeBridgeControllerLink platform...
[2018-2-6 10:43:25] [Config] Initializing config platform...
[2018-2-6 10:43:26] [MiAirPurifierPlatform] Initializing MiAirPurifierPlatform platform...
[2018-2-6 10:43:26] [MiAirPurifierPlatform] [MiAirPurifierPlatform][INFO]*******************************************************************
[2018-2-6 10:43:26] [MiAirPurifierPlatform] [MiAirPurifierPlatform][INFO] MiAirPurifierPlatform v0.1.1 By YinHang
[2018-2-6 10:43:26] [MiAirPurifierPlatform] [MiAirPurifierPlatform][INFO] GitHub: https://github.com/YinHangCode/homebridge-mi-airpurifier
[2018-2-6 10:43:26] [MiAirPurifierPlatform] [MiAirPurifierPlatform][INFO] QQ Group: 107927710
[2018-2-6 10:43:26] [MiAirPurifierPlatform] [MiAirPurifierPlatform][INFO]*******************************************************************
[2018-2-6 10:43:26] [MiAirPurifierPlatform] [MiAirPurifierPlatform][INFO]start success...
/usr/local/lib/node_modules/homebridge-mi-airpurifier/Devices/MiAirPurifier2.js:17
this.device = new miio.Device({
^

TypeError: miio.Device is not a constructor
at new MiAirPurifier2 (/usr/local/lib/node_modules/homebridge-mi-airpurifier/Devices/MiAirPurifier2.js:17:19)
at MiAirPurifierPlatform.accessories (/usr/local/lib/node_modules/homebridge-mi-airpurifier/index.js:92:21)
at Server._loadPlatformAccessories (/usr/local/lib/node_modules/homebridge/lib/server.js:364:20)
at Server._loadPlatforms (/usr/local/lib/node_modules/homebridge/lib/server.js:308:16)
at Server.run (/usr/local/lib/node_modules/homebridge/lib/server.js:85:36)
at module.exports (/usr/local/lib/node_modules/homebridge/lib/cli.js:40:10)
at Object. (/usr/local/lib/node_modules/homebridge/bin/homebridge:17:22)
at Module._compile (module.js:643:30)
at Object.Module._extensions..js (module.js:654:10)
at Module.load (module.js:556:32)
at tryModuleLoad (module.js:499:12)
at Function.Module._load (module.js:491:3)
at Function.Module.runMain (module.js:684:10)
at startup (bootstrap_node.js:187:16)
at bootstrap_node.js:608:3