The Bofa AD Oracle laser fume extractor packs a powerful range of unique features into a compact unit. The revolutionary pump with automatic voltage adjustment adjusts itself automatically and can therefore be used with all voltages worldwide, while counterflow filter technology improves filter performance and ensures a longer filter lifespan. Closed-loop automatic flow control allows the user to preset the correct flow rates for lower noise levels and additional protection of both the combination filter and the 2-stage F8 pre-filter, which features an impressive surface area of 12 m². - Automatic voltage detection (90–257 V) for worldwide use - Automatic closed-loop flow control - 2-stage F8 pre-filter with 12 m² surface area - Counterflow - Easy-Seal filter cartridge - Compact footprint - Low noise level - Finish: brushed stainless steel