Intelligent Energy Saver Electricity Saving Box

This electricity saving box is designed to help reduce energy consumption. It plugs directly into a wall outlet. A green light indicates it's active and working to save power! Plug-in Power Device (Pack of 4) – New Got these as part of a bundle, brand new and unused. Plug into a wall outlet. Good as simple power indicator / basic electrical filter. Selling $10 for all 4.