New and Improved - Now with 41% more cleaning power. Larger 1.6 hp vacuum motor pulls even more dirt from the carpet. High efficiency filtration traps 99% of contaminants down to 0.3 microns for improved indoor air quality. Ultra-light handle weight increases operator comfort and productivity. On-board tools and extension wand make Sensor XP the perfect detail cleaning machine. Available in 12, 15, and 18 inch cleaning widths to handle any need productively. Sensor's 0.3 micron filtration system increases performance and improves indoor air quality in three ways: 1. Triple-lined bag filters out dust and dirt. 2. Off-set Air Quality MicroFilter™ provides increased vacuuming performance. 3. Final exhaust filter catches motor exhaust particles.