QIACHIP 433Mhz Wireless RF Switch Long Range DC 12V 4CH 4Channel Wireless Remote Control Switch, Relay Receiver Module, Transmitter Momentary Toggle Switch RF Relay (4 Transmitter & 1 Receiver)

• 【Long Range】 Signal can pass through walls, floors and doors, steadily control receiver from any place within a reliable distance. Range is up to 138ft/40m with no obstacle. 【4CH for More Control】Adjustable working way, control equipment turn/reverse, o n/off. Switch Self-lock, Jog, Inter-lock. 【Easy to use & Security 】Learning code has high-level security for its low repetitive rate and extremely easy to setup, learn by which it can delete the old code and re-learn a new code when a remote control get lost, so you are always in control of it. 【Reliable Quality】The equipped remote control transmitter is more beautiful and better quality than ordinary remote controlStable and reliable performance, high receive sensitivity. 【Wide Application】WIDE range of APPLICATIONS from simple domestic remote control to autonomous control such as, window, entrance, Garage Doors, alarm system, lifting equipment and so on. NOTE♥Please email us if you meet any problem, we are always here to help, thanks!