ITEM NAME:12V 1CH Channel Wireless Switch Relay Remote Control 1 Transmitter Receiver DUR.The wireless signal can pass through walls, floors and doors. Jog: Press the learning button, took your finger out until the learning indicator light (red) blink once. Receiver Sensitivity: -100dBm. Self-lock: Press the learning button, took your finger out until the learning indicator light (red) blink twice.
