Staycool Arctic Blast V2 Personal Evaporative Air Cooler & Diffuser F9002WH Evaporative Air Personal Air Cooler Water atomiser helps with asthma and hayfever sufferers LED UV Steriliser helps kill bacteria build-up on filter Create a personal cooling zone Cools temperature of personal space by up to 6 - 8 degrees Strong wind but whisper operation Choose from 3 speeds to adjust the airflow Up to 4 hours running time Low energy consumption Just add water plug it in and turn it on. Size: 16.5x16.