REMOTE CONTROL TRANSMITTER FOR SWITCHING DEVICE, REMOTE CONTROL RECEIVER FOR THE SWITCHING DEVICE AND REMOTE CONTROL SYSTEM FOR THE SWITCHING DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a remote control transmitter that can almost always exhibit convenience by minimizing a period during which the state change in a switching body cannot be indicated.;SOLUTION: The remote control transmitter for a switching device, that receives power from a built-in battery and wirelessly transmits a transmission signal, including information of instructing a state change in a switching body, has the transmitter with a battery remaining capacity detection means, that can detect a remaining capacity of the battery and a notice means that compares the remaining capacity with a threshold and informs a user of it, when the remaining capacity is small.;COPYRIGHT: (C)2001,JPO