[Improved 3-Stage Filter System] While the ultra-fine Nylon Pre-Filter and High-Efficiency Activated Carbon Filter capture large particles and absorb odours and fumes, the H13 HEPA Filter captures 99.97% of airborne contaminants 0.3 microns in size, so you are safe from PM2.5, pollen, dust, pet dander and other pollutants
[Effective Purification] With 360 ° Design and Vortexair Technology, Core 200S purifies your air 2 times per hour in-room up to 35 m² and delivers fresh air 360º around you, in every direction, no matter where you place it. Suitable for bedroom, living room, smoking room and kitchen
[Very Easy Touch Display] With the touch display you can select 4 speed levels (sleep mode and 1-3 fan levels), set a timer for 2-4-8 hours, switch the night light and display on / off, check filter status

Voice Control: Connect Sengled smart bulbs directly to your Alexa or Google Assistant device. Control your lights via voice commands to turn on, off, or adjust the brightness or scenes of alexa bulbs.
Remote Control: Control your smart lighting from anywhere with Alexa app or free Sengled Home app, like turn the smart light bulb B22 on/off, dim, brighten whether you are at home or away. Group control function allows you to control more than one smart LED light bulb at the same time.
Schedule & Timer: Never back home to a dark house! Simple set up schedules on the Alexa or Sengled Home app and you will be greeted with warm light. Timing your WiFi smart bulb on and off automatically.