... distance 2. 4 Control Mode 3. Easy use for Light,Motor,Fan,Gate,Door,Lock, Window, Blind, ... The transmitter (Encoding) and the receiver (Decoding) use an 8-bit code. One/several transmitters can control ... one/several receivers simultaneously. If you use two or more receivers in the same place ... 23A -12V battery(included, can be used for 12 months Usage:Setting control mode Latched: Disconnect ...