918 Joule energy rating provides superior power protection for all your sensitive mobile devices. Product is wall-mountable for extra outlets without extra cords. More features include: 360-degree rotating plug with 4 locking positions, 2 powered USB Ports (2.1 AMP combined), a Surge Protection Indicator that lets you know your equipment is secure and protected, and oversized Metal Oxide Varistors (MOVs) that absorb electricity for increased protection. The Damage-Resistant Housing protects circuits from fire, impact or rust, and prevents dents and scratches. This item has a Lifetime Product Warranty.