| key specs | 
| Type | Room | Room | 
| Filter Type | Pre-Filter, Activated Carbon, HEPA, Photo Catalyst Filter, UV Filter, Ionizer | Pre-Filter, Activated Carbon, HEPA, Cold Catalyst Filter, UV Filter, Ionizer | 
| Coverage Area | 800 sq ft | 300 sq ft | 
| Air Flow Level | 450 km/hr | 180 km/hr | 
| Power Consumption | 55 W | 43 W | 
| Noise Level | 60 dB | 45 dB | 
| general | 
| Brand | Crusaders | Crusaders | 
| Model | XJ-400B Room Air Purifier | XJ-2900 Room Air Purifier | 
| Model Name | XJ-400B | XJ-2900 | 
| Type | Room | Room | 
| Filter Type | Pre-Filter, Activated Carbon, HEPA, Photo Catalyst Filter, UV Filter, Ionizer | Pre-Filter, Activated Carbon, HEPA, Cold Catalyst Filter, UV Filter, Ionizer | 
| Dimensions (mm) | 624.00 x 186.00 x 0.00 | 49.60 x 32.00 x 0.00 | 
| Depth | 402 | 19.5 | 
| Weight | 8.00 kg | 4.50 kg | 
| Material | ABS Plastic | ABS Plastic | 
| Coverage Area | 800 sq ft | 300 sq ft | 
| Control Type | Touch | Touch, Remote | 
| Suitable For | Home, Office, House, Hospitals, Industries, Hotels, Gym, Banquet Hall, Conference Room, Restaurants, Lodges, Diagnostic Center | Home, Office, House, Hospitals, Industries, Hotels, Gym, Banquet Hall, Conference Room, Restaurants, Lodges, Diagnostic Center | 
| Technology Used | 6 Stage Filtration System, Pre Filter, Hepa Filter, Carbon Filter, Tio2 Photocatalytic Oxidation Filter, Uv Light, Ionizer | Best in class 6 Stage filtration system, Digital Display : When pressing on the power button,the angular design will flash in the digital screen and the machine is in stand-by mode., TIMER MODE :When pressing on the Timer button, the Timer starts from 1-12 hours. The power will be turned off when time expires., FAN Speed Adjustment : The Speed control button circulates from low, medium, and high. The speed is shown in the digital screen., SLEEP MODE : When pressing on the Sleep button, the machine will be at low speed .The speed and sleep buttons are controlled in a mutually exclusive manner. When one is turned on, the other is turned off., ANION MODE: Press the Anion button to turn on the Anion generator. The icon will be shown on the digital screen when it is turned on., STERILIZE MODE: Press the Sterilize button to turn on the UV germicidal light. The icon will be shown on the display screen when it is turned on., REMOTE CONTROL: The product is equipped with a remote controller powered by 2AAA batteries. | 
| Shade | - | Blue | 
| performance features | 
| Air Flow Level | 450 km/hr | 180 km/hr | 
| Number of Speed Setting | 3 | 3 | 
| 3D Circulation Air Flow | No | No | 
| Ionizer | Yes | Yes | 
| UV Lamp | Yes | Yes | 
| Clean Air Delivery Rate | 450 CMH | 180 CMH | 
| Humidifier | No | No | 
| Other Performance Features | - | Odor Sensor | 
| convenience features | 
| Automatic Shut Off | Yes | No | 
| Portable | No | Yes | 
| Display Type | LED | LED | 
| Silent Mode | Yes | Yes | 
| Child Lock | No | No | 
| Timer | Yes | Yes | 
| Other Convenience Features | Smart Auto Mode, Night Mode Available, Silent Mode Available, Wind Speed Adjustment, Timer Mode, Smart Uv & Anion Mode | Portable, Remote Control, Instruction Manual . | 
| Indicators | - | Fan speed Indicator, Timer Mode Indicator, Sleep Mode Indicator, Anion Mode Indicator, Sterilize Mode Indicator | 
| power features | 
| Power Requirement | 220V/50 Hz | 220 V,50 Hz | 
| Power Consumption | 55 W | 43 W | 
| Other Power Features | - | Power Touch Panel | 
| additional features | 
| Noise Level | 60 dB | 45 dB | 
| Operating Temperature | 15 - 48 degree C | degree C degree C | 
| Retractable Cord | Yes | Yes | 
| Adjustable Fan | Yes | Yes | 
| Certification | Ce, Gs, Ul, Etl, Pse | CE, GS,UL,ETL,PSE | 
| warranty | 
| Warranty Summary | 1 Year Manufaturer Warranty | Customer needs to call Crusaders helpline number 011-41650312/13 | 
| Covered in Warranty | Faulty Designs, Workmanship And Materials During Manufacturing | Faulty Designs, Workmanship And Materials during Manufacturing | 
| Not Covered in Warranty | Outside Manufacturing Defects And Consumables Filters | Outside manufacturing defects and consumables filters | 
| Warranty Service Type | 1 Year Warranty.It'S A Self Serviceable Product And Requires Basic Cleaning Which Can Be Done Time To Time On Your Own. In Case Of Any Complaints The Product Comes With A Warranty Of 1 Year | 1 Year warranty.It's a self serviceable product and requires basic cleaning which can be done time to time on your own. In case of any complaints the product comes with a warranty of 1 Year |