... current:7A 240VAC | 10A 24VDCModulate mode:ASKOperating frequency:315MHz, 433.92MHz, customized frequency availableControl mode:unlatchNo. of relay:8 channelsCode: ... becomes fade, or the transmit range become short, pls change the battery in time. (Kindly reminder: in order to keep the ... environment, pls don’t abandon the used battery freely) c. The installation of the antenna is extremely ...