Care222 I BT model which available immediately after installation. 10 modes for using and including distance sensor and temputure sensor on the device. 1）Can sterilize bacteria that are difficult to react to alcohol and drugs. 2）Not allow the growth of resistant bacteria 3）Non contact, non-chemical, easy to sterilize 4）Instantaneous On/Off at Full Output Power 5）UV illuminance is not limited to ambient temperature of lighting