• Mounting hole: 16mm
• 3 Shapes: Rectangular 18x24 m/m, Square 18x18 m/m, Round 18m/m
• High bezel design that prevent unintentional touch
• High illuminated by T1 3/4 lamps 
• Snap-action which accelerates on-off switching
• High performance plastics resistant to high temperature and oil-polluted environments
• Contact materials: gold flushed silver
• Capacity: 250VAC/5A   
• Protection classification: IP40、IP65