1010. Features:. Moisture proof sealing ring around the shaft to keep out spray and make it seat firmly in the outlet. "ON" indicating LED. Strain relief. Built-in 10 Amp fuse. Designed to withstand the rigors of wet environments and constant vibration. Large contact surfaces for good electrical connection. Twist lock system-plug locks securely into socket. Internal strain relief and cord seal. Nickel plated copper alloy used for all current carrying components. Front panel, rear panel, or surface mount. WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.