Desktop Pull-Up PowerTap Grommet with Surge Protector and USB Power: 4 Outlet NEMA 5-15R; 2 USB Output: DC 5V, 2.1A 3-Line Surge Protection (2100 Joules) with Green LED Surge Protection Indicator For 2.5" Circular Holes | Mounts with Shims Only (included), Can use adhesive glue/caulking (not included) | 8FT Power Cord | Approximately 12" Long Type 3 SPDs: UL, cUL Listed. 12A, 125V AC, 50/60Hz Power Switch is located on the bottom of the unit, if the power switch is OFF there will be no power. Power Switch MUST BE ON for power. If there is a surge spike, the unit may turn off automatically. Then the unit must be reset.