Monster Cable PowerCenter PRO 200 2-Outlet Surge Protector (Certified Refurbished) This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, a minimum 90-day warranty, and may arrive in a generic box. Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon.com 2 Outlets - Compact Floor Design - 1110 joules of MOV protection Dual Mode Plus advanced surge protection features audible alarm and AC power disconnect circuitry for complete protection Clean Power Stage 1 v2.0 filtering provides noise free power to components 2 LED indicators confirm when SurgeGuard surge protection is activated and when external AC wiring is properly grounded