Specifications: Rated current: 20a Rated voltage: 125v Nema: 5-15r Trip level: 5ma plus or minus 1ma Flammability: rated v-2 per ul94 Body material: polycarbonate Operating temperature: -35c to +66c Certificate: etl/cetl Warranty: 2-year limited General features: A, bridge contact provides individual sets of contacts for gfci receptacle face and downstream receptacles. No power will be delivered to receptacle face if improperly wired (line-load reversed) B, trip threshold meets ul requirements for tripping time (0.025s ) C, less nuisance tripping to high frequency noise D, provides superior resistance to electrical surges and over-voltages E, lockout action prevents reset if gfci is damaged or don`t have respond to a ground fault F, status indicator light provides simple, intuitive feedback on power, voltage and protection status as well as end of life G, silver alloy contacts G, self-test every 140 mins to ensure continous safety H, impact-resistant thermoplastic cover and body I, one-piece t-design trip latch mechanism provides efficient operation J, available in 15a and 20a versions, all with fed-through K, test and reset button colors match device face L, compatible with all the wallbox and provide matched wallplates M, independent r &d, patent protection N, two-year warranty