| key specs |
| Type | Room | Room |
| Filter Type | HEPA | HEPA, Cold Catalyst Filter, Activated Carbon |
| Coverage Area | 677.88 sq ft | 490 sq ft |
| Air Flow Level | 270 cu.m/hr | 318 CMH |
| Power Consumption | 50 W | 88 W |
| Noise Level | 33 dB | 29 dB |
| general |
| Brand | Philips | Blue Star |
| Model | AC1211/20 Room Air Purifier | BS-AP490LAN Room Air Purifier |
| Model Name | AC1211/20 | BS-AP490LAN |
| Type | Room | Room |
| Filter Type | HEPA | HEPA, Cold Catalyst Filter, Activated Carbon |
| Dimensions (mm) | 21.10 x 32.50 x 0.00 | 65.00 x 37.00 x 0.00 |
| Depth | 54.1 | 19.5 |
| Weight | 4.00 kg | 8.00 kg |
| Material | plastic | ABS |
| Coverage Area | 677.88 sq ft | 490 sq ft |
| Control Type | Touch | Touch |
| Suitable For | Room, Office | Corporate Offices, Schools, Banks |
| Technology Used | - | Microbe Sterilize Technology, SensAir Technology |
| performance features |
| Air Flow Level | 270 cu.m/hr | 318 CMH |
| Number of Speed Setting | 3 | 3 |
| Ionizer | Yes | Yes |
| Clean Air Delivery Rate | 270 CMH | 318 CMH |
| Humidifier | Yes | No |
| Other Performance Features | Effective Filteration Size (microns) 0.02, HEPA Filter Grade H13. | Good Sleep Mode, Auto Filter Change LED Indicator, 3 Stage Variable Fan Speed, Touch User Interface with Wireless Remote |
| 3D Circulation Air Flow | - | No |
| UV Lamp | - | Yes |
| convenience features |
| Indicators | Yes | Filter Replacement Indicator |
| Automatic Shut Off | Yes | Yes |
| Portable | Yes | Yes |
| Silent Mode | Yes | Yes |
| Child Lock | Yes | Yes |
| Timer | Yes | Yes |
| Other Convenience Features | Allergen, Auto Mode, Ultra-Silent & Quiet, NightSense Auto Mode, Healthy Air Protect Alert, Child Lock, Smart Air Quality Sensor. | Topple Off Switch |
| Display Type | - | Air Quality Indicator |
| power features |
| Power Requirement | 220 | AC 220 - 240 V, 50 Hz |
| Power Consumption | 50 W | 88 W |
| additional features |
| Noise Level | 33 dB | 29 dB |
| Operating Temperature | degree C degree C | 0 - 40 DegreeC |
| Adjustable Fan | Yes | Yes |
| Retractable Cord | - | No |
| Other Features | - | Real Time 2.5 PM LED Display Indicator, Real Time Odour Sensor Indicator, Advanced 7 Stage Indoor Air Filtration Process |
| warranty |
| Warranty Summary | 2 Year Manufacturer Warranty | 2 Years on Product and 1 Year on Filters |
| Covered in Warranty | Yes | Maufacturing Defects |
| Warranty Service Type | On Site | On Site |
| Not Covered in Warranty | - | Plastic Parts or Parts Damage Due to Mishandling of the Product is Not Covered Under Warranty |