ABNR Universal Wireless Remote Control Switch DC12V 4CH Relay Receiver Module With 4 Channel RF Remote 433 Mhz Transmitter

High-concerned chemical : None Wireless Communication : RF Use : Universal Origin : Mainland China Specification 1 : 433 Mhz Transmitter Specification 2 : 4 channel RF Remote Specification 3 : DC12V 4CH relay Receiver Specification 4 : Remote control switch module Specification 5 : Wireless Controller