Micro fuse: 1) UL/CSA/VDE/PSEquadrate micro fuse, slow blow 2) 250mA-6.3A, 125V/250V 3) Flame retardant plastics shel Micro slow-blow fuse feature:a) Euro quatrade micro fuseb) Rated current: 250mA - 6.3A, 250Vc) Breaking capacity: 50A at 125V/250V AC2.Materials: a) Fuse body: flame retardant plastics b) Element: alloy c) Pigtail: tin plated copper Comply with RoHS Directive.