This Desk mountable 6 outlet Surge protector with 2 built in USB charging ports is a perfect solution for any setup. The mountable protector is perfect next to a computer desk or a home theatre stand, as it will keep your electronics protected while at the same time continuously charging your USB devices. The two Knobs easily clamp onto the desk providing a firm grip, so your devices can safely plug into the wall outlet, while giving you better accessibility to the plugs instead of having them on the floor or behind devices. Comes with a 6ft power cord and a lighted On/Off switch. A/C Rating 125V, 15AOutlets 6Transformer spaced outlets 2Joule Rating @ (8x20 us) 2100JClamping Volt 400VResponse time < 1 nanosecond YesSurge indication YesWire fault indication YesMax. Spike Current 39000AMax. Surge Voltage 6000VPower shut down YesEMI/RFI Frequency 150khz to 30MhzNoise filter Attenuation up to 20dB Saftey Standard UL/CUL