Brand N/A Model N/A Color Black + silver Material PC Quantity 1 Type US plug electricity saving box Power Supply 90~240V / 50~60Hz Power Plug US Plug Certification CE Other 15KW power electricity energy saver box; Specifications: Rated voltage: 90V ~240V; Rated frequency: 50Hz~60Hz; Saves between 10% and 30% of energy per appliance depending on the type; New-type intelligent digital and powerful electricity saving device; Save energy sources efficiently; Environmental-friendly; Stabilize the voltage; Balance the current source; Protects devices; Smart sleek design with LED lights to indicate operation; prolong the life of electrical devices easy to use-no maintenance; Saving electricity means saving money saving money means earning money; How does it Work: The electricity saving device saves and reduces energy by stabilizing the voltage which in turn results in reductions in peak power demand and less waste of low efficient power. The low efficient power is consequently stored and recycled by the unit Packing List 1 x US plug electricity saving box 1 x English user manual