... -function 4.Easy installation and long working life 3 Gang 2 Way Wall Switch 1. Material: alum. Frame + Steel Strengthen Plate + ... material** Alum. Frame: fire retardant, no electric shock, never fades color** Phosphor Bronze: high resilience, antioxidant, good electric conductivity** Brass: ... . Rating: 250V, 10A3. 1 to 4 gang cover plate4. Color: White5. Life Span: 15 years, 160,000 times operation, ...