This Suction Unit is the ONLY ONE that offers one-touch self testing
Dependable - self diagnostics check all critical systems
Easy to Use - single large knob operates the unit
High Performance and Quiet - particularly effective in areas demanding quietness
Flexible - supplied with a built-in AC/DC power transformer
Rugged - full 'rib cage' design protects canister while suction unit meets stringent splash-proof (IP34D) and bump proof requirements
5 Year limited warranty