1.Mega power saver is an innovative technology and patent device in 21st century, Intended for use in the house and small-and middle-scale companies. It effects power saving and cuts electricity bills By increase in power factor. It can also stabilize indoor electric current & voltage and prolong lifespan of electric appliances. 2.Mega power saver does not consume the power by itself; daylong and yearlong use will not bring extra electricity charge. This device is suitable for normal electric appliances such as air conditions, refrigerators, washing machines, televisions, fans, pumpers, lamps, computers, etc.But, it effects no power saving on heating íºresistanceí¿ electric appliances such as Electromagnetic stoves, ovens, water heaters, etc. 3.It can work with power supply: single-phase 110v or 220v, 60hz/50hz. Please use it in accordance with power supply specifications locally. Mega power savers of 110v cannot be substituted for those of 220v in use. 4.Safety protect: A. Patent aps (anti-power shock) exclusive design B. Protect against leakage, electric shock, and shock due to abnormal pulling out. C. Overload protection for the blink of high voltage or high current. Quality assurance 1.Certificated by ulíg ul e302379. (the first one passed ul certification among plug-in filter power saving devices in the market.) 2.Certificated by ce íg95-0291 3.Product quality is in conformity with Europe rohs command. 4.New utility (invention) patentígpower saving device china íg Invention patent no.200620025611.2, listed under state intellectual property office of P.R.China, Taiwan Invention patent number m294777, listed under intellectual property office of ministry of economic affairs.