HIMJIN Corp. has simplesaver (or simplesaver system) to conrol the PLA(power left alone). "Ah! The lights" Simplesaver turns off automatically electrical devices that were left alone. The PLA is larger than the standby power and has a problem of the safety accidents. HIMJIN Corp. makes and sells simplesaver aided products. SIMPLETAP JIN is the one of the simlplesaver aided products.