Air purification filters available

Hello We have air purification filters What's the benefit? It purifies old air into clean air And is ideal for printers, cafes, and restaurants Is there a warranty? Of course, the warranty is 1 year Are your prices high? No, of course not Small size: 595 SAR Medium size: 695 SAR Large size: 795 SAR Alright, what are its features? Wi-Fi Remote control operation