Features: 1 outlet 900 joules Audible end-of-service alarm Auto shutoff cuts power from the surge protector during a catastrophic surge, protecting the connected equipment Protected red indicator LED shows surge protection is functioning Indoor use only Color: White Certifications: cULus or Equivalent Number of Outlets: 1 Outlet Housing: ABS Plastic Joules: 900 Voltage Protection Rating (VPR): 400V Electrical Rating: 15A / 125V / 1875W EMI/RFI Attenuation (dB): 10dB to 60dB